Allied Warships

HMCS St. Thomas (K 488)

Corvette of the Castle class

NavyThe Royal Canadian Navy
PennantK 488 
Built bySmith's Dock Co., Ltd. (South Bank-on-Tees, U.K.) 
Ordered19 Jan 1943 
Laid down23 Jun 1943 
Launched28 Dec 1943 
Commissioned4 May 1944 
End service22 Nov 1945 

Decommissioned 22 November 1945.
Sold into mercantile service in 1946 being renamed Camosun.

Former nameHMS Sandgate Castle

Commands listed for HMCS St. Thomas (K 488)

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1T/A/Lt.Cdr. Leslie Perman Denny, RCNR4 May 194426 Jan 1945
2T/A/Lt.Cdr. Berkeley Hynes, RCNVR27 Jan 1945Oct 1945 ?

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Notable events involving St. Thomas include:

10 Jun 1944
HMS Upright (Lt. J.A.L. Wilkinson, RN) arrived at Tobermory. During the afternoon A/S exercises were carried out with HMS Bulldog (Lt.Cdr. C.G. Walker, RN) and HMCS St. Thomas (T/A/Lt.Cdr. L.P. Denny, RCNR). (1)

27 Dec 1944
German U-boat U-877 was sunk in the North Atlantic north-west of the Azores, in position 46°25'N, 36°38'W, by Squid forward-throwing weapon of the Canadian corvette HMCS St. Thomas (A/Lt.Cdr. L.P. Denny, RCNR).

Media links

Corvettes of the Royal Canadian Navy, 1939-1945

MacPherson, Ken and Milner, Marc


  1. ADM 173/19283

ADM numbers indicate documents at the British National Archives at Kew, London.

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