| Navy | The Royal Navy |
| Type | Minesweeper |
| Class | Algerine |
| Pennant | J 377 |
| Mod | Reciprocating engined |
| Built by | Redfern Construction Ltd. (Toronto, Ontario, Canada) |
| Ordered | 25 Nov 1942 |
| Laid down | 10 Nov 1943 |
| Launched | 15 Mar 1944 |
| Commissioned | 11 Dec 1944 |
| End service | |
| History | Scrapped 15 November 1956. |
| Former name | HMCS Petrolia |
Commands listed for HMS Lioness (J 377)
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 | T/A/Lt.Cdr. Graham Foster Cross, RNVR | 11 Dec 1944 | 1 Apr 1945 |
| 2 | Cdr. Roger Curzon Lewis, DSO, OBE, RN | 1 Apr 1945 | Jun 1946 |
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