| Navy | The Royal Canadian Navy |
| Type | Minesweeper |
| Class | Bangor |
| Pennant | J 270 |
| Mod | Diesel engined |
| Built by | Marine Industries Ltd. (Sorel, Quebec, Canada) |
| Ordered | |
| Laid down | 9 Dec 1940 |
| Launched | 20 Jun 1941 |
| Commissioned | 19 Sep 1942 |
| End service | 1958 |
| History | Decommissioned 28 August 1945. |
Commands listed for HMCS Brockville (J 270)
Please note that we're still working on this section.
| Commander | From | To | |
| 1 | T/Lt. Charles Petersen, RCNR | 15 Jun 1942 | 13 Mar 1943 |
| 2 | Lt. Richard Cassels Chenoweth, RCNVR | 14 Mar 1943 | 17 Jul 1943 |
| 3 | T/Lt. Charles Petersen, RCNR | 18 Jul 1943 | 23 Jul 1943 |
| 4 | Lt. Breen Philip Young, RCNR | 24 Jul 1943 | 17 Sep 1943 |
| 5 | T/Lt. Frank Kinnear Ellis, RCNVR | 18 Sep 1943 | 2 Aug 1944 |
| 6 | T/Lt. Malcolm George McCarthy, RCNVR | 3 Aug 1944 | 17 Dec 1944 |
| 7 | T/Lt. John Richard Bell, RCNVR | 18 Dec 1944 | 7 Feb 1945 |
| 8 | T/Lt. John Oscar Laybourne Lake, RCNR | 8 Feb 1945 | 29 Jul 1945 |
| 9 | T/Lt. Edward Ernest MacInnis, RCNR | 30 Jul 1945 | 28 Aug 1945 |
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