| Navy | The Royal Navy |
| Type | Sloop |
| Class | Grimsby |
| Pennant | L 76 / U 76 |
| Built by | Devonport Dockyard (Plymouth, U.K.): J.S. White & Co. (Cowes, U.K.) |
| Ordered | |
| Laid down | 11 Jun, 1934 |
| Launched | 16 Jan, 1935 |
| Commissioned | 20 Sep, 1935 |
| End service | |
| Loss position | |
| History | Sold 8 March 1946. Commanding Officers: Cdr. John Standley Dalison, RN HMS Londonderry in Dockyard Control ??? Lt.Cdr. Alfred Ernest Willmott, DSC, RD, RNR Lt.Cdr. Leslie Benjamin Philpott, DSC, RNR T/A/Lt.Cdr. C.M. Newns, RNVR HMS Londonderry is not listed as active unit in the October 1945 Navy List |
| Noteable events involving Londonderry include: 20 Sep, 1941 HMS Londonderry (Cdr J.S. Dalison, RN) later picks up 1 survivor. |
