| Navy | The Royal Navy |
| Type | Submarine Depot Ship |
| Class | [No specific class] |
| Pennant | F 64 |
| Built by | Harland & Wolff Ltd. (Belfast, Northern Ireland) |
| Ordered | |
| Laid down | 18 May 1939 |
| Launched | 30 Nov 1940 |
| Commissioned | 28 Feb 1942 |
| End service | |
| History | Displacement: 12500 tons. Served with the Eastern Fleet during the Second World War. Stricken in March 1966 and scrapped at Inverkeithing in September 1970. |
Commands listed for HMS Adamant (F 64)
Please note that we're still working on this section.
| Commander | From | To | |
| 1 | Capt. Robert Spencer Warne, RN | 10 Jan 1942 | 29 May 1942 |
| 2 | Cdr. (retired) Cecil Alexander Laffitte, RN | 29 May 1942 | 15 Jul 1942 |
| 3 | Capt. Robert Spencer Warne, RN | 15 Jul 1942 | 25 Feb 1943 |
| 4 | Cdr. (retired) Cecil Alexander Laffitte, RN | 25 Feb 1943 | 3 Apr 1943 |
| 5 | A/Capt. Robert Michael Gore Gambier, RN | 3 Apr 1943 | 29 May 1943 |
| 6 | A/Capt. (retired) Cecil Alexander Laffitte, RN | 29 May 1943 | 7 Dec 1943 |
| 7 | Capt. Hugh Meynell Cyril Ionides, RN | 7 Dec 1943 | 26 Jun 1945 |
| 8 | Capt. Benjamin Bryant, DSO, DSC, RN | 26 Jun 1945 | 4 Jun 1947 |
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Notable events involving Adamant include:
12 Mar 1942
HrMs O 23 (Lt.Cdr. A.M. Valkenburg, RNN) conducted attack exercises in the Clyde area. The target was HMS Adamant (Capt. R.S. Warne, RN) which was escorted by HMS Breda (Capt.(Retd.) A. E. Johnston, RN) and HMS Z 5 (T/A/Lt.Cdr. S.T. Wenlock, RNR).
Following these exercises more attack exercises were carried out during the night with HMS Z 5. (1)
9 Sep 1943
HMS Osiris was in Kilindini harbour when she collided with HMS Adamant (A/Capt.(Retd.) C.A. Laffitte, RN) and sustained some damage. The bow buoyancy and No.1 ballast were damaged but repairable without docking, gun mountings damaged beyond repairs, 9.5 inch periscope bent and unserviceable. Adamant's stern moorings were carried away. (2)
Sources
- File 2.12.03.6423 (Dutch Archives, The Hague, Netherlands)
- ADM 53/116827
ADM numbers indicate documents at the British National Archives at Kew, London.