| Navy | The US Navy |
| Type | Patrol craft |
| Class | PC-461 |
| Pennant | PC-620 |
| Built by | Nashville Bridge Co. (Nashville, Tennessee, U.S.A.) |
| Ordered | 20 Sep 1941 |
| Laid down | 27 Feb 1942 |
| Launched | 12 Aug 1942 |
| Commissioned | 8 Jan 1943 |
| End service | Jan 1947 |
| History | Decommissioned in January 1947 |
Commands listed for USS PC-620 (PC-620)
Please note that we're still working on this section
and that we only list Commanding Officers for the duration of the Second World War.
| Commander | From | To | |
| 1 | Rowland Haverstick Groff, USN | 8 Jan 1943 | Mid 1943 |
| 2 | William H Wright, Jr., USNR | Mid 1943 | Late 1943 |
| 3 | E C Reich, USNR | Late 1943 | Mid 1944 |
| 4 | D M Wirtchafter, USNR | Mid 1944 | Early 1945 |
| 5 | L D Lasswell, Jr., USNR | Early 1945 | Mid 1945 |
| 6 | Lt.(jg) Merlin E Wiemers, USNR | Mid 1945 | Late 1945 |
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Notable events involving PC-620 include:
30 Jun 1945
USS Dragonet (T/Lt.Cdr. G.G. Hinman, USN) conducted exercises off Guam with USS Greenlet (T/Lt. R.B. Willhoite, USN), USS Seid (Lt. A.F. Craft, USNR) and USS PC-620 (Lt.(jg). M.E. Wiemers, USNR).
1 Jul 1945
USS Dragonet (T/Lt.Cdr. G.G. Hinman, USN) and USS Scabbardfish (T/Cdr. F.A. Gunn, USN) conducted exercises off Guam with USS Greenlet (T/Lt. R.B. Willhoite, USN), USS Crouter (Lt. C.F. Braught, USNR), USS Seid (Lt. A.F. Craft, USNR) and USS PC-620 (Lt.(jg). M.E. Wiemers, USNR).
On completion of the day exercises USS Scabbardfish returned to Guam escorted by USS PC-620.
The other ships remained at sea for night exercises and returned to Guam on 2 July.