Edmond Rollo Mainguy OBE, RCN
| Birth details unknown |
 | Ranks
Retired: 1 Jan 1956 Decorations
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Warship Commands listed for Edmond Rollo Mainguy, RCN
| Ship | Rank | Type | From | To |
| HMCS Assiniboine (I 18) | Cdr. | Destroyer | 10 Sep 1939 | 2 Apr 1940 |
| HMCS Ottawa (i) (H 60) | Cdr. | Destroyer | 2 Apr 1940 | 20 Jul 1941 |
| HMS Uganda (66) | Capt | Light cruiser | 15 Aug 1944 | 21 Oct 1944 |
| HMCS Uganda (66) | Capt | Light Cruiser | 21 Oct 1944 | Oct 1945 ? |
Career information
We currently have no career / biographical information on this officer.
Events related to this officer
Destroyer HMCS Assiniboine (I 18)
8 Mar 1940
The British light cruiser HMS Dunedin (Capt. C.E. Lambe, CVO, RN) and the Canadian destroyer HMCS Assiniboine (Cdr. E.R. Mainguy, RCN) intercept and capture the German merchant Hannover near Jamaica.
The Hannover later became the first British escort carrier HMS Audacity.
Destroyer HMCS Ottawa (i) (H 60)
25 Sep 1940
HMCS Ottawa (Cdr. E.R. Mainguy, RCN) picks up 56 survivors from the British merchant Sulairia that was torpedoed and sunk by the German submarine U-43 356 nautical miles west of Achill Head in position 53º43'N, 20º10'W.
HMCS Ottawa also picks up 64 survivors from the British merchant Eurymedon that was torpedoed and sunk by the German submarine U-29 366 nautical miles west of Achill Head in position 53º34'N, 20º23'W.
23 Nov 1940
The Dutch merchant Bussum is torpedoed and sunk of the north-west coast of Ireland in position 55º39'N, 08º58'W by the German submarine U-100. HMCS Ottawa (Cdr. E.R. Mainguy, RCN) picks up 29 survivors.