| Manning Frederick Charles | | | Royal Navy |
| Marklove Mervyn Jasper Swingler | | | Royal Navy |
| Moore Donald Norman | | | Royal Navy |
| Mountford Paul Bruce | | | Royal Navy |
| Nash John Thomas | | 1946 | Royal Navy |
| Neal Francis George | 1877 | 1914 | Royal Navy |
| O'Connor Peter | | | Royal Navy |
| Osmond Arthur Henry | | | Royal Navy |
| Penton Philip Elford | | | Royal Navy |
| Pocock Ronald | | | Royal Navy |
