Allied Warships

HMS Olympus (N 35)

Submarine of the O class

NavyThe Royal Navy
PennantN 35 
Built byWilliam Beardmore & Co. (Dalmuir, Scotland) 
Ordered21 Dec 1926 
Laid down14 Apr 1927 
Launched11 Dec 1928 
Commissioned14 Jun 1930 
Lost8 May 1942 
Loss position35° 55'N, 14° 35'E

HMS Olympus (Lt.Cdr. Herbert George Dymott, RN) was mined and sunk off Malta in approximate position 35º55'N, 14º35'E.

She had just left Malta on passage to Gibraltar with personnel including many of the crews of the sunken submarines HMS Pandora, HMS P 36 and HMS P 39. There were only 9 survivors out of 98 aboard. They had to swim 7 miles back to Malta. 89 crew and passengers were lost with the ship.

The wreck of HMS Olympus was discovered in late 2011.


Commands listed for HMS Olympus (N 35)

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1Cdr. Hugh Valentine King, RN15 Sep 193725 Jan 1940
2Lt.Cdr. Herbert George Dymott, RN25 Jan 19408 May 1942 (+)

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Notable events involving Olympus include:

7 Jul 1940
HMS Olympus (Lt.Cdr. H.G. Dymott, RN) was bombed and damaged by Italian aircraft while in dock in Malta. Repairs and refit were completed on 29 November 1940.

28 Jul 1941
HMS Olympus (Lt.Cdr. H.G. Dymott, RN) torpedoed and sank the Italian merchant Monteponi (742 GRT) about 10 nautical miles north of Cape Comino, Sardinia, Italy in position 40°40'N, 09°50'E.

29 Jul 1941
HMS Olympus (Lt.Cdr. H.G. Dymott, RN) is damaged by a near miss from an Italian aircraft east of Isola dei Cavoli, Italy (off the south-east corner of Sardinia). Lt.Cdr. Dymott is forced to abandon his patrol and return to Gibraltar where the submarine arrived on 2 August.

9 Nov 1941
HMS Olympus (Lt.Cdr. H.G. Dymott, RN) attacks the Italian merchant Mauro Croce (1049 GRT) with gunfire and later with a torpedo near the border between Spain and France. The target escapes without damage.

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