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Notable events involving Kenilworth Castle include:

5 Jan 1944
HrMs O 10 (Lt.Cdr. A. van Altena, RNN(R)) participated in A/S exercises off Lough Foyle together with HMS Watchman (Lt.Cdr. G.H.D. Williams, RN), HMS Kenilworth Castle (Lt. J.J.Allon, RNR) and HMS Woodpecker (Cdr. H.L. Pryse, RNR). (1)

6 Jan 1944
HrMs O 10 (Lt.Cdr. A. van Altena, RNN(R)) participated in A/S exercises off Lough Foyle together with HMS Kenilworth Castle (Lt. J.J.Allon, RNR) and HMS Ettrick (T/A/Lt.Cdr. N.J.T. Monsarrat, RNVR). (1)

7 Jan 1944
HrMs O 10 (Lt.Cdr. A. van Altena, RNN(R)) participated in A/S exercises off Lough Foyle together with HMS Ettrick (T/A/Lt.Cdr. N.J.T. Monsarrat, RNVR), HMCS Galt (T/Lt. A.M. Kirkpatrick, RCNVR), HMS Kenilworth Castle (Lt. J.J.Allon, RNR), HMS Berkeley Castle (T/Lt. F.A. Darrah, RNVR). (1)

15 Jan 1944

Combined convoy OS 65 / KMS 39.

This combined convoy was assembled off Oversay on 15 January 1944.

It was made up of the following merchant vessels; Agia Marina (Greek, 4151 GRT, built 1912), Alcor (Dutch, 3526 GRT, built 1920), Amstelkerk (Dutch, 4457 GRT, built 1929), Baron Napier (British, 3559 GRT, built 1930), Baron Ruthven (British, 3178 GRT, built 1925), Belgian Trader (British, 2890 GRT, built 1942), Blairnevis (British, 4155 GRT, built 1930), Bornholm (British, 3177 GRT, built 1930), Capitaine Paul Lemerle (French, 4945 GRT, built 1925), City of Derby (British, 6616 GRT, built 1921), City of Keelung (British, 5186 GRT, built 1919), City of Lancaster (British, 3041 GRT, built 1924), Congonian (British, 5065 GRT, built 1936), Coulmore (British, 3670 GRT, built 1936), Cydonia (British, 3517 GRT, built 1927), Dordrecht (Dutch, 4402 GRT, built 1928), Dromore (British, 4096 GRT, built 1920), Dunelmia (British, 5207 GRT, built 1929), Empire Derwent (British, 4026 GRT, built 1930), Empire Grebe (British, 5736 GRT, built 1918)), Empire Thackeray (British, 2865 GRT, built 1942), Empire Usk (British, 3229 GRT, built 1918), Empire Voice (British, 6828 GRT, built 1940), Fort Cumberland (British, 7134 GRT, built 1943), Fort Frontenac (British, 7148 GRT, built 1943), Fort Lennox (British, 7149 GRT, built 1943), Fort Nipigon (British, 7132 GRT, built 1942), Fort St.Nicolas (British, 7154 GRT, built 1943), Gascony (British, 4716 GRT, built 1925), Generton (British, 4797 GRT, built 1936), Glaucus (British, 7596 GRT, built 1921), Innerton (British, 5276 GRT, built 1919), John Holt (British, 4964 GRT, 1943), King Edgar (British, 4536 GRT, built 1927), Manchester Shipper (British, 7881 GRT, built 1943), Maycrest (British, 5923 GRT, built 1913), Mimosa (Greek, 3071 GRT, built 1905), Nicolas (Greek, 4540 GRT, built 1910), Nordlys (British, 3726 GRT, built 1916), Peleus (Greek, 4695 GRT, built 1928), Pilar de Larringa (British, 7046 GRT, built 1918), Princesa (British, 8731 GRT, built 1918), Prospector (British, 6202 GRT, built 1944), Recorder (British, 5981 GRT, built 1930), Royal Star (British, 7900 GRT, built 1919), Samhain (British, 7219 GRT, built 1943), Silvermaple (British, 5313 GRT, built 1937), Slemmestad (British, 4258 GRT, built 1928), Stamos (Greek, 3802 GRT, built 1914), Tobruk (Polish, 7048 GRT, built 1942) and Van Ostade (Dutch, 2890 GRT, built 1942).

The boom carrier HMS Ethiopian (5424 GRT, built 1936, A/Cdr.(Retd.) K.A.S. Phillips, RNR) was also part of the convoy as were the rescue ship Melrose Abbey (British, 1924 GRT, built 1929) and the rescue tugs HMRT Aspirant and HMRT Eminent.

On assembly off Oversay the convoy was escorted by the destroyers ORP Burza (Kmdr.ppor. (Cdr.) F. Pitulko), HMS Verity (Lt. C.G. Cowley, RN), corvettes HMS Meadowsweet (T/Lt. W.E. Saunders, RNVR), HMS Narcissus (T/Lt. G.T.S. Clampitt, RNR), HMS Orchis (T/Lt. B.W. Harris, RNVR), HMS Violet (Lt. C.N. Stewart, RNR), FFS Aconit, FFS Lobelia, FFS Roselys and the A/S trawler HMS Northern Foam (T/Lt. J.A. Crockett, RNR). As additional escorts the frigates HMCS Waskesiu (T/A/Cdr. J.H.S. MacDonald, RCNR), HMS Nene (Cdr. J.D. Birch, RD, RNR) and the corvettes HMCS Camrose (T/A/Lt.Cdr. L.R. Pavillard, RCNR), HMCS Prescott (A/Lt.Cdr. W. McIsaac, RCNVR), HMCS Snowberry (T/Lt. J.A. Dunn, RCNVR) and HMS Kenilworth Castle (Lt. J.J.Allon, RNR) were also present until 19 January 1944 when they were detached to northbound convoy SL 145/ MKS 36.

On 16 January 1944, HMS Verity was detached to join another southbound convoy KMF 28.

On 17 January 1944, the patrol vessel HMS Kilbirnie (T/Lt. E.R.H. Seddon, RNVR) joined the convoy after having departed the Clyde late on the 15th.

On 18 January 1944, the frigate HMS Towy (Cdr. M.J Evans, OBE, RN) joined the convoy after having departed Londonderry on the 17th.

On 19 January 1944, the German U-boat U-641 was sunk in the North Atlantic south-west of Ireland, in position 50°25'N, 18°49'W by HMS Violet.

On 21 January 1944, the tanker / transport Esturia (British (tanker), 6968 GRT, built 1914) and Serula (British, 2187 GRT, built 1918) departed the Azores to join the convoy.

While en-route, around 19/20 January 1944, the escort oiler San Tirso (British (tanker), 6266 GRT, built 1913) joined at sea from northbound convoy SL 145/ MKS 36.

On 27 January 1944, the convoy split into convoy OS 65 bound for Freetown and convoy KMS 33 bound for the Mediterranean.

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Convoy OS 65 was made up of the merchant vessels; Amstelkerk, Bornholm, Congonian, Dordrecht, Gascony, John Holt, Mimosa, Princesa, Royal Star and Silvermaple. The corvettes Aconit, Lobelia and Roselys remained with the convoy initially.

On 26 January 1944, the merchant vessels Baron Fairlie (British, 6706 GRT, built 1925), Belgian Seaman (Belgian, 7023 GRT, built 1941), Colytto (Dutch, 4408 GRT, built 1926), Dalmore (British, 5193 GRT, built 1927), Empire Baxter (British, 7024 GRT, built 1941), Harberton (British, 4585 GRT, built 1930), Stad Haarlem (Dutch, 4518 GRT, built 1929) and Wellington Court (British, 4979 GRT, built 1930). They were escorted by the sloops HMS Leith (Lt.Cdr.(Retd.) A.W. Preston, RN), HMS Sandwich (T/A/Lt.Cdr. A.J. Clemence, RNR) and the corvettes HMS Anchusa (T/Lt. R.A. Baker, RNVR) and HMS Crocus (T/A/Lt.Cdr. A.R. Mackay, RNZNVR) which were to escort the convoy to Freetown.

On 27 January 1944, the transport Mimosa and the corvettes Aconit, Lobelia and Roselys arrived at Casablanca after having been detached from the convoy.

On 27 January 1944, the following transports / tanker departed Casablanca to join the convoy; El-Biar (French, 4678 GRT, built 1927), Empire Flint (British (tanker), 8129 GRT, built 1941) and Marrakech (French, 6179 GRT, built 1914). They were escorted to the rendezvous by the patrol vessels USS PC-480 (Lt. F.W. Meyers, Jr., USNR) and USS PC-473 (Lt.(jg) A.W. Silverstein, USNR). The patrol vessels did not join the convoy but proceeded to make rendezvous with convoy OT 12.

On 3 February 1944, the El-Biar and arrived Marrakech arrived at Dakar after having been detached from the convoy while the transport Sant-Louis (French, 5202 GRT, built 1913) departed Dakar to join the convoy.

The convoy arrived at Freetown on 6 February 1944. Some ships from the convoy did not enter Freetown but continued on to their destinations independently.

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Convoy KMS 39, made up of the remaining ships, proceeded towards the Mediterranean with most of the original escort of the combined convoy.

On 28 January 1944, the following transports / tanker arrived at Gibraltar; Agia Marina, Baron Ruthven, City of Keelung, City of Lancaster, Dromore, Empire Thackeray, Empire Usk, Esturia and Surula. The rescue ship Melrose Abbey, escort oiler San Tirso and HMS Ethiopian arrived at Gibraltar as did the following escort vessels / rescue tugs; ORP Burza, HMS Towy, HMS Meadowsweet, HMS Narcissus, HMS Orchis, HMS Violet, HMS Kilbirnie, HMS Northern Foam, HMRT Aspirant and HMRT Eminent. HMS Meadowsweet, HMS Violet had probably arrived early to fuel before rejoining the convoy.

The following ships meanwhile directly entered the Mediterranean; Alcor, Baron Napier, Belgian Trader, Blairnevi, Capitaine Paul Lemerle, City of Derby, Coulmore, Dunelmia, Empire Derwent, Empire Grebe, Empire Voice, Fort Cumberland, Fort Frontenac, Fort Lennox, Fort Nipigon, Fort St.Nicolas, Generton, Glaucus, Innerton, King Edgar, Manchester Shipper, Nicolas, Peleus, Pilar de Larrinaga, Prospector, Recorder, Samhain, Slemmestad, Stamos, Tobruk and Van Ostade.

They were joined by transport Baronesa (British, 8663 GRT, built 1918) coming from Gibraltar. Also a new escort joined for the passage through the Mediterranean, this was made up of the following ships; AA cruiser HMS Colombo (Capt. H.W. Williams, RN), frigate HMS Dart (Cdr. J.T. Jones, RD, RNR), corvettes HMS Gloxinia (?), HMS Meadowsweet, HMS Violet, A/S trawler HMS Wolborough (T/Lt. G.A. Hartnell, RNR). The minesweeper HMS Rosario (A/Cdr. F.E. Brooking, RN) was also with the convoy as was the submarine Pipinos (Lt.Cdr. Rallis).

On 29 January 1944, the transports Blairnevis and Van Ostade arrived at Oran after having been detached from the convoy while the following transports joined the convoy coming from Oran; Alexander R. Lillington (American, 7177 GRT, built 1942), Colin P. Kelly Jr. (American, 7176 GRT, built 1942), Elihu Yale (American, 7176 GRT, built 1942), Ingertre (Norwegian, 2462 GRT, built 1921), J.E.B. Stuart (American, 7196 GRT, built 1942), John McKinley (American, 7176 GRT, built 1943), John W. Brown (American, 7191 GRT, built 1942), Johns Hopkins (American, 7200 GRT, built 1943), Richard Bassett (American, 7191 GRT, built 1942), Thomas W. Hyde (American, 7176 GRT, built 1943), Ward Hunt (American, 7191 GRT, built 1942) and William Kent (American, 7187 GRT, built 1942).

On 30 January 1944, the transports Alcor, Coulmore, King Edgar, Peleus and Stamos arrived at Oran after having been detached from the convoy while the following transports / tankers joined the convoy coming from Oran; British Vigour (British (tanker), 5844 GRT, built 1943), Empire Guinevere (British, 7072 GRT, built 1942), Empire Tristram (British, 7167 GRT, built 1942), Far (Norwegian, 2475 GRT, built 1921), Fort Connally (British, 7133 GRT, built 1943), Loke (Norwegian, 2421 GRT, built 1915), Ocean Vesper (British, 7174 GRT, built 1942), Riverton (British, 7307 GRT, built 1943), Samholt (British, 7219 GRT, built 1943), Samson (British, 7219 GRT, built 1943) and Selvik (Norwegian, 1557 GRT, built 1920).

On 30 January 1944, the transports Chloris (British, 1171 GRT, built 1910) and Star (Norwegian, 1531 GRT, built 1922) departed Bougie to join the convoy.

On 1 February 1944, the transports Innerton and Nicolas arrived at Bone after having parted company with the convoy while the transports Chertsey (British, 6001 GRT, built 1943), Fort Fidler (British, 7127 GRT, built 1943), Fort Gloucester (British, 7127 GRT, built 1943) and Fort St.Regis (British, 7140 GRT, built 1943) joined the convoy coming from Bone.

On 1 February 1944, the transports Belgian Trader, John McKinley, Ward Hunt and William Kent as well as the AA cruiser HMS Colombo arrived at Bizerta after having parted company with the convoy while the transports Indiana (Panamanian, 5617 GRT, built 1917), John Wise (American, 7181 GRT, built 1942) and Joseph H. Nicholson (American, 7176 GRT, built 1943) joined the convoy coming from Bizerta.

On 1 February 1944, the transports Capitaine Paul Lemerle arrived at Tunis after having parted company with the convoy

On 2 February 1944, the transports Baron Napier, Baronesa and Selvik as well as the minesweeper HMS Rosario arrived at Malta after having parted company with the convoy while the transport / tanker Glenogle (British, 9513 GRT, built 1920) and Grena (Norwegian (tanker), 8117 GRT, built 1934) joined the convoy coming from Malta.

During 2/3 February 1944, the transports Alexander R. Lillington, Chertsey, Chloris, Colin P. Kelly, Jr., Dunelmia, Elihu Yale, Empire Derwent, Empire Grebe, Empire Guinevere, Empire Tristram, Far, Fort Connolly, Fort Cumberland, Fort Fidler, Fort Frontenac, Fort Gloucester, Fort Lennox, Fort St.Nicolas, Fort St.Regis, Indiana, Ingertre, J.E.B. Stuart, John W. Brown, John Wise, John Hopkins, Joseph H. Nicholson, Loke, Ocean Vesper, Pilar de Larrinaga, Richard Bassett, Riverton, Samholt, Samson, Slemmestad, Star, Thomas W. Hyde and Tobruk arrived at Augusta after having parted company with the convoy while the transports / tankers Aelbert Cuyp (Dutch, 7086 GRT, built 1942), Beaconsfield (British, 4635 GRT, built 1938), British Vigour (British (tanker), 5844 GRT, built 1943), Empire Cameron (British, 7015 GRT, built 1941), Empire Capulet (British, 7044 GRT, built 1943), Empire Copperfield (British, 6013 GRT, built 1943), Empire Glory (British, 7290 GRT, built 1943), Empire Path (British, 6140 GRT, built 1943), Fort Ash (British, 7131 GRT, built 1943), Fort Cadotte (British, 7128 GRT, built 1943), Fort Glenora (British, 7126 GRT, built 1943), Fort Kootenay (British, 7133 GRT, built 1942), Fort la Traite (British, 7134 GRT, built 1942), Fort Senneville (British, 7131 GRT, built 1942), Samarina (British, 7219 GRT, built 1943), Sambrake (British, 7219 GRT, built 1943), Sampa (British, 7219 GRT, built 1943), Samshire (British, 7219 GRT, built 1943) and Samwater (British, 7219 GRT, built 1943) joined the convoy coming from Augusta which they had departed on 2 February 1944.

On 6 February 1944, the transports / tankers Empire Cameron, Empire Capulet, Fort Ash, Fort Cadotte, Fort Glenora, Fort la Traite, Glenogle, Prospector, Samarina, Sambrake, Sampa and Samwater arrived at Alexandria after having parted company with the convoy as did HMS Dart, HMS Gloxinia and HMS Meadowsweet of the escort.

On 7 February 1944, the transports / tankers Beaconsfield, City of Derby, Empire Copperfield, Empire Glory, Empire Path, Empire Voice, Fort Kootenay, Fort Nipigon, Fort Senneville, Glaucus, Grena, Manchester Shipper, Recorder, Samhain and Samshire arrived at Port Said after having parted company with the convoy as did HMS Violet and HMS Wolborough of the escort.

On 9 February 1944, the submarine RHS Pipinos arrived at Beirut after having parted company with the convoy.

8 Feb 1944

Convoy ON 223.

This convoy was assembled in the North Channel on 8 February 1944.

It was made up of the following merchant vessels; A.J. Cermak (American, 7176 GRT, built 1943), Alabaman (American, 7033 GRT, built 1921), Alcoa Cutter (American, 5057 GRT, built 1918), Alcoa Trader (American, 5590 GRT, built 1920), Ameriki (Greek, 7176 GRT, built 1943), Atlanta City (American, 5686 GRT, built 1921), British Promise (British (tanker), 8443 GRT, built 1942), Caxton (British, 7271 GRT, built 1943), Ceronia (Dutch (tanker), 8096 GRT, built 1939), Champ Clark (American, 7196 GRT, built 1942), Charles C. Jones (American, 7198 GRT, built 1943), Columbian (American, 6310 GRT, built 1913), Daghestan (British, 7248 GRT, built 1941), Duala (Norwegian, 1800 GRT, built 1938), Duke of Athens (British, 5217 GRT, built 1940), Edwin L. Godkin (American, 7198 GRT, built 1943), Empire MacAlpine (British (MAC ship), 7954 GRT, built 1943), Empire Sceptre (British, 7359 GRT, built 1944), Fagerfjell (Norwegian (tanker), 8072 GRT, built 1935), Fort Moose (British, 7130 GRT, built 1943), Frithjof Nansen (Norwegian, 7177 GRT, built 1943), George Berkeley (American, 7176 GRT, built 1943), Hawaiian (American, 6270 GRT, built 1919), Hindustan (British, 5245 GRT, built 1940), Hoke Smith (American, 7199 GRT, built 1943), Howell E. Jackson (American, 7176 GRT, built 1943), Idefjord (Norwegian, 4287 GRT, built 1921), J.L. Luckenbach (American, 6369 GRT, built 1919), James McHenry (American, 7191 GRT, built 1943), James Rumsey (American, 7181 GRT, built 1942), Joel R. Poinsett (American, 7176 GRT, built 1943), John A. Brown (British (tanker), 10455 GRT, built 1938), John Catron (American, 7176 GRT, built 1943), John Sedgwick (American, 7176 GRT, built 1942), Joshua B. Lippencott (American, 7176 GRT, built 1943), Katrina Luckenbach (American, 5854 GRT, built 1918), Lombardy (British, 3379 GRT, built 1921), Mexican (American, 8030 GRT, built 1907), Naranio (British (tanker), 8134 GRT, built 1943), Norheim (Norwegian (tanker), 9816 GRT, built 1941), Oliver Hazard Perry (American, 7176 GRT, built 1942), Palembang (Dutch, 7070 GRT, built 1921), Peter Cartwright (American, 7176 GRT, built 1942), Raranga (British, 10043 GRT, built 1916), Riverview Park (Canadian, 7130 GRT, built 1943), Roger Griswold (American, 7191 GRT, built 1943), Samuel Moody (American, 7176 GRT, built 1942), Stephen C. Foster (American, 7196 GRT, built 1943), Sun Yat-Sen (American, 7176 GRT, built 1943), Tetela (British, 5389 GRT, built 1926), Thomas F. Cunningham (American, 7218 GRT, built 1943), Tigre (Norwegian, 5498 GRT, built 1926), Walter Raleigh (American, 7177 GRT, built 1943), Webb Miller (American, 7176 GRT, built 1943), William Grayson (American, 7191 GRT, built 1942), William Paca (American, 7191 GRT, built 1942), William Tilghman (American, 7191 GRT, built 1942) and Woodrow Wilson (American, 7177 GRT, built 1943).

The rescue ship Zamalek (British, 1567 GRT, built 1921) was also part of the convoy.

On assembly the convoy was escorted by the frigates HMS Conn ( Lt. C.D.T. Williams, RN), HMS Chelmer (T/A/Lt.Cdr. R.A. Cherry, RNR) and the corvettes HMS Kenilworth Castle (Lt. J.J.Allon, RNR), HMS Portchester Castle (Lt. A.G. Scott, RNR), HMS Pink (Lt. W.K. Tadman, RNR) and HMS Sunflower (A/Lt.Cdr. J. Plomer, DSC, RCNVR).

A support group made up of the escort carriers HMS Striker (Capt. F.M. Walton, RN), HMS Fencer (A/Capt. W.W.R. Bentinck, OBE, RN) and the sloops HMS Woodcock (Cdr.(Retd.) J.F. Blackburn, DSO, RN), HMS Whimbrel (Lt.Cdr. W.J. Moore, DSC, RNR), HMS Hart (Cdr.(Retd.) M.B. Sherwood, DSO and Bar, RN), HMS Crane (Lt.Cdr. R.G. Jenkins, RN) and the frigates HMS Spey (Cdr. G.A.G. Ormsby, RN, Senior Officer of the A/S vessels of the group), HMS Findhorn (Lt.Cdr. J.C. Dawson, RD, RNR), HMS Lossie (Lt.Cdr. A.F. MacFie, OBE, RNR), HMS Rother (Cdr. Y.M. Cleeves, DSO, DSC, RD, RNR) and HMS Wear (Lt.Cdr. Gerald MacClelland, DSC, RN) was also with the convoy until 11 February 1944 when left to conduct A/S operations in the central North Atlantic.

Several of the merchant vessels were forced to return to the U.K., these were the Alabaman, Joel R. Poinsett, Katrina Luckenbach and Lombardy. Of these the Alabaman had lost her rudder on the 11th and she then fell out of the convoy and had to be towed back. HMS Pink remained with her for A/S protection.

On 18 February 1944, the merchant vessel J.L. Luckenbach and the current escort parted company with the convoy to proceed to Newfoundland. The transport and HMS Sunflower proceeded to St. Johns while the two frigates and the two Castle-class corvettes proceeded to Argentia. On these ships parted company a new escort took over. This was made up of the corvettes HMCS Cobalt (T/A/Lt.Cdr. R.A. Judges, RCNVR), HMCS Timmins (T/A/Lt.Cdr. H.S. Maxwell, RCNVR), HMCS Trail (T/Lt. G.M. Hope, RCNVR) and the minesweeper HMCS Winnipeg (T/A/Lt.Cdr. W.D.F. Johnston, RCNR). They had departed St. Johns on 17 February 1944.

On 21 February 1944, the merchant vessels Champ Clark, Duala, rescue ship Zamalek, Mac Ship Empire MacAlpine and the current escort parted company with the convoy to proceed to Halifax where they arrived on 22 February 1944. On these ships parted company a new escort took over. This was made up of the corvettes HMCS Kenogami (T/Lt. J.L. Percy, RCNVR), HMCS Shediac (T/Skr.Lt. J.B. Cooper, RCNR) and the minesweeper HMCS Wallaceburg (T/A/Lt.Cdr. F.R. Naftel, RCNVR).

The convoy arrived at New York on 24 February 1944.

6 Mar 1944
After unsuccessful attempts at towing the boat to port German U-boat U-744 was sunk at 1830hrs on 6 March 1944 in the North Atlantic, in position 52°01'N, 22°37'W, after being torpedoed by the British destroyer HMS Icarus (Lt.Cdr. R. Dyer, RN). U-744 was attacked for over 30 hours by depth charges from HMS Icarus, the Canadian frigate HMCS St. Catharines (T/Lt.Cdr. A.F. Pickard, RCNR with Cdr. P.W. Burnett, DSC, RN escort group commander onboard), Canadian corvettes HMCS Fennel (A/Lt.Cdr. W.P. Moffat, RCNVR), HMCS Chilliwack (T/A/Lt.Cdr. C.R. Coughlin, RCNVR), Canadian destroyers HMCS Chaudiere (A/Lt.Cdr. C.P. Nixon, RCN), HMCS Gatineau (A/Lt.Cdr. H.V.W. Groos, RCN) and the British corvette HMS Kenilworth Castle (Lt. J.J.Allon, RNR).

12 Jun 1944

Combined convoy OS 80 / KMS 54.

This combined convoy was assembled off Oversay on 12 June 1944.

It was made up of the following transports; Baharistan (British, 5479 GRT, built 1928), Baron Fairlie (British, 6706 GRT, built 1925), Baron Tweedmouth (British, 3357 GRT, built 1927), Caduceus (British, 4364 GRT, built 1927), Cap Cantin (British (former French), 3317 GRT, built 1933), Cape Breton (British, 6044 GRT, built 1940), City of Worcester (British, 5469 GRT, built 1927), Clan Matheson (British, 5613 GRT, built 1919), Deido (British, 3894 GRT, built 1928), Empire Buckler (British, 7046 GRT, built 1942), Empire Galahad (British, 7046 GRT, built 1942), Empire Prospero (British, 6766 GRT, built 1943), Empire Zephyr (British, 6327 GRT, built 1941), Fort Chambly (British, 7130 GRT, built 1942), Fort Columbia (British, 7155 GRT, built 1942), Fort Kullyspell (British, 7190 GRT, built 1943), Fort Stager (British, 7132 GRT, built 1943), Framlington Court (British, 4888 GRT, built 1924), Govert Flinck (Dutch, 7178 GRT, built 1942), Hilversum (Dutch, 3717 GRT, built 1920), Isipingo (British, 7069 GRT, built 1930), Jenny (Norwegian, 4706 GRT, built 1928), Keilehaven (Dutch, 2968 GRT, built 1919), Llanberis (British, 5055 GRT, built 1928), Ottinge (British, 2818 GRT, built 1940), Philips Wouwerman (Dutch, 7089 GRT, built 1943), Radmanso (Swedish, 4280 GRT, built 1914), Sansu (British, 5446 GRT, built 1939) and Souliotis (Greek, 4299 GRT, built 1917).

The tanker (escort oiler) Esturia (British (tanker), 6968 GRT, built 1914) was to join later at sea after having parted company with the combined convoy SL 161 / MKS 51.

The rescue ship Syrian Prince (British, 1990 GRT, built 1936) was also with the combined convoy.

On assembly off Oversay the convoy was escorted by the escort carrier HMS Searcher (Capt. G.O.C. Davies, RN), destroyer HMS Highlander (Cdr. D.A. Rayner, DSC, VRD, RNVR), frigates HMS Bayntun (Lt.Cdr. L.P. Bourke, RNZNR), HMS Foley (A/Lt.Cdr. C.A.H. Bird, RNVR), HMS Helmsdale (Cdr. C.W. McMullen, DSC, RN) and the corvettes HMS Kenilworth Castle (Lt. J.J.Allon, RNR) and HMS Portchester Castle (Lt. A.G. Scott, RNR).

On 13 June 1944, the Baron Tweedmouth arrived in the Clyde and the Jenny arrived at Liverpool after having forced to return to the U.K.

On 16 June 1944, the Caduceus arrived in the Clyde after having forced to return to the U.K.

The Empire Prosepero was detached en-route to Horta, Azores.

Around 0500Z/22, HMS Searcher, HMS Highlander and HMS Foley parted company with the convoy to join the combined convoy SL 161 / MKS 51 which they did around 0920Z/22. HMS Highlander and HMS Bayntun then parted company to rejoined the combined convoy OS 80 / KMS 54, most likely tanking the tanker (escort oiler) Esturia with them.

Also on 22 June the convoy split into convoy OS 80 and KMS 54.

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Convoy OS 80, towards Freetown, was made up of the following transports; Cap Cantin, Deido, Empire Buckle, Empire Galahad, Hilversum, Ispingo, Llanberis, Sansu and Souliotis.

They were joined on 22 June 1944 by the transports Empire Foam (British, 7047 GRT, built 1941), Empire Gale (British, 7089 GRT, built 1941), Fort Vermillion (British, 7133 GRT, built 1942), King James (British, 5122 GRT, built 1925) and King Stephen (British, 5274 GRT, built 1928). These ships had departed Gibraltar on 21 June together with the new escort for convoy OS 80 which was made up of the frigates HMS Rother (Cdr. Y.M. Cleeves, DSO, DSC, RD, RNR), HMS Ballinderry (Lt.Cdr. E.F. Aikman, RNR), HMS Inver (Lt.Cdr. F.H. Gray, RNR) and the patrol vessel HMS Kilmelford (T/Lt. H. Brown, RNR).

On 23 June 1944, the transports Agen (French, 4186 GRT, built 1921), Argyll (British, 4897 GRT, built 1939), Chelma (French, 4968 GRT, built 1920), Montaigne (French, 2770 GRT, built 1920) and Paul de Rousiers (French, 3548 GRT, built 1942) joined coming from Casablanca which they had departed the day before. They were escorted by the destroyer Trombe, minesweeping sloop La Boudeuse and the patrol vessel / sloop Amiral Mouchez. The French escort vessels did not join the convoy. On 30 June 1944, the Agen, Cap Cantin, Chelma, Montaigne, Paul de Rousiers and Souliotis arrived at Dakar after having been detached from the convoy while the transports Charles Schiaffino (French, 3664 GRT, built 1930) and Hoggar (French, 5146 GRT, built 1923) joined the convoy coming from Dakar. Convoy OS 80 arrived at Freetown on 1 July 1944 though some of the ships proceeded to other destinations independently.

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Convoy KMS 54 proceeded towards the Straits of Gibraltar. This convoy was made up of the transports Baharistan, Baron Fairly, Cape Brenton, City of Worcester, Clan Matheson, Empire Zephyr, Esturia, Fort Chambly, Fort Columbia, Fort Kullyspell, Fort Stager, Framlington Court, Govert Flinck, Keilehaven, Ottinge, Philips Wouderman, Radmanso and Syrian Prince.

On 23 June 1944, the Cape Breton, Empire Zephyr, Esturia and Syrian Prince arrived at Gibraltar together with the original escort of the convoy; HMS Highlander, HMS Bayntun, HMS Foley, HMS Helmsdale, HMS Kenilworth Castle and HMS Portchester Castle.

From Gibraltar / Casablanca the transports / tankers Gallia (Norwegian (tanker), 9974 GRT, built 1939), Henry Dundas (British (tanker), 10448 GRT, built 1937), John Howland (American, 7191 GRT, built 1943), John Stagg (American, 7176 GRT, built 1943) and Paul H. Harwood (American (tanker), 7192 GRT, built 1918) joined the convoy.

Escort was now provided by the sloop HMS Fleetwood (Cdr. W.B. Piggott, DSC and Bar, OBE, RD, RNR), minesweeper HMS Hazard (Lt.Cdr. L.C. Smith, RN) and the corvettes HMS Anemone (Lt. J.B. Sparkes, RNR), HMS Bergamot (A/Lt.Cdr. W. McInnes, RNR), HMS Coltsfoot (T/A/Lt.Cdr. G.W. Rayner, RNVR), HMS Convolvulus (A/Lt.Cdr. R.F.R. Yarde-Buller, RNVR) and RHS Apostolis.

On 24 June 1944, the transports Cape Brenton and John Howland arrived in Oran Bay after having parted company with the convoy while the transports / tanker Alexander J. Dallas (American, 7180 GRT, built 1943), Darien (Panamanian, 3683 GRT, built 1924), Fomalhaut (French, 5795 GRT, built 1936), Garonne (Norwegian (tanker), 7113 GRT, built 1931), George Davis (American, 7177 GRT, built 1942), James Moore (American, 7177 GRT, built 1943), John Trumbull (American, 7176 GRT, built 1943), Lincoln Steffens (American, 7176 GRT, built 1942), Sidi-Brahmin (British, 2439 GRT, built 1910) and Tabitha Brown (American, 7176 GRT, built 1943) joined the convoy. With them came also the tug AST-76 (Army tug) and the salvage vessel USS Restorer (Lt. C.M. Boyd, USNR).

On 25 June 1944, the transports Fomalhaut, Fort Stager, Keilehaven and Sidi-Brahmin arrived at Algiers after having parted company with the convoy while the transports / tanker Esneh (British, 1931 GRT, built 1919), Laurent Meeus (Belgian (tanker), 6429 GRT, built 1930), Ocean Faith (British, 7174 GRT, built 1942), Samesk (British, 7219 GRT, built 1944) and Sheaf Crown (British, 4868 GRT, built 1929) joined the convoy. With them the AA cruiser HMS Caledon (Capt. R.F. Nichols, RN) also joined the convoy.

USS Restorer was soon detached to Dellys.

On 26 June 1944, the transport Ottinge arrived at Philippeville after having been detached from the convoy.

On 26 June 1944, the transports Anatina (Norwegian, 4986 GRT, built 1939) and William M. Stalwart (American, 7176 GRT, built 1942) joined the convoy coming from Bone. With these ships the M/S trawler HMS Ruskholm (T/S.Lt. R.V. Brown, RNVR) also joined the convoy.

On 27 June 1944, the transport Darien as well as HMS Caledon and HMS Ruskholm arrived at Bizerta after having parted company with the convoy while the transports / tankers Chloris (British, 1171 GRT, built 1910), Corchester (British, 2374 GRT, built 1927), David Holmes (American (tanker), 7218 GRT, built 1943), Empire Usk (British, 3229 GRT, built 1918)), Monte Cucco (Italian, 834 GRT, built 1943), Norrisia (British (tanker), 8246 GRT, built 1944) and Samual V. Shreve (British, 1813 GRT, built 1943) joined the convoy coming from Bizerta.

On 27 June 1944, the transport Radmanso arrived at Tunus (La Goulette) after having parted company with the convoy.

On 28 June 1944, the transport Monte Cucco arrived at Malta after having parted company with the convoy while the tanker Badarpur (British, 8079 GRT, built 1922) joined the convoy coming from Malta.

On 29 June 1944, the transports / tankers Alexander J. Dallas, Chloris, Corchester, Empire Usk, Esneh, Fort Columbia, Fort Kullyspell, Framlington Court, Gallia, George Davis, Govert Flinck, Henry Dundas, James Moore, John Stagg, John Trumbull, Laurent Meeus, Lincoln Steffens, Ocean Faith, Paul H. Harwood, Samesk, Samuel V. Shreve, Sheaf Crown, Tabitha Brown and William M. Stewart arrived at Augusta after having parted company with the convoy as did the tug AST-76. RHS Apostolis also proceeded to Augusta.

The following transports / tankers joined the convoy coming from Augusta; Bantria (British, 2407 GRT, built 1928), Empire Brook (British, 2852 GRT, built 1941), Morialta (British, 1379 GRT, built 1940), Ninella (British (tanker), 8134 GRT, built 1943), Northia (British (tanker), 8211 GRT, built 1944), President de Vogue (Norwegian (tanker), 9320 GRT, built 1935), Samblade (British, 7219 GRT, built 1943), Tobruk (Polish, 7048 GRT, built 1942) and Wallace E. Pratt (American (tanker), 7991 GRT, built 1937).

On 2 July 1944, the following transports arrived at Alexandria; Bantria, Empire Brook and Morialta. With these ships the escorts Fleetwood, Hazard, Anemone and Bergamot also arrived at Alexandria.

On 3 July 1944, the following transports / tankers arrived at Alexandria; Anatina, Badarpur, Baharistan, Baron Fairly, City of Worcester, Clan Mathesonn, David Holmes, Fort Chambly, Garonne, Ninella, Norissia, Northia, Philips Wouderman, President de Vogue, Samblade, Tobruk and Wallace E. Pratt . With these ships the escorts Coltsfood and Convolvulus also arrived at Alexandria.

20 Jul 1944
HMS Upshot (Lt. H.W. Wilkinson, RN) conducted A/S exercises off Larne with HMS Portchester Castle (Lt. A.G. Scott, RNR) and HMS Kenilworth Castle (T/A/Lt.Cdr. J.J. Allon, RNR). (2)

11 Nov 1944
The depth charge attacks carried out by the British corvettes HMS Pevensey Castle (Cdr. D.A. Rayner, DSC, VD, RNVR), HMS Launceston Castle (Lt. R.M. Roberts, RNR), HMS Portchester Castle (Lt. A.G. Scott, RNR) and HMS Kenilworth Castle (Lt. J.J. Allon, RNR) south of Ireland, in position 50°24'N, 09°10'W, formerly credited with the destruction of the German U-boat U-1200, were actually made against a non-sub target.

28 Mar 1945
HrMs O 23 (Lt.Cdr. A.J. Schouwenaar, RNN) conducted A/S exercises off Loch Alsh with HMS Philante (Cdr. M.J. Evans, OBE, RN), HMS Pevensey Castle (Cdr. E. Hewitt, RD, RNR), HMS Kenilworth Castle (A/Lt.Cdr. J.O. Williams, RNR), HMS Launceston Castle (Lt. R.M. Roberts, RNR) and HMS Caistor Castle (A/Lt.Cdr. B.J. Bowick, RNVR). These included night exercises. (3)