| C | ||||
| Catlin L. C. | Les | CCMEA BEM | Finwhale, Ambush, Osiris, Otter, Orpheus, Ocelot | |
| Chamberlain T. W. | Terry | PO Tel | Sleuth, Narwhale, Trenchant, Tudor, Auriga | |
| Christmas R. J. | Robin | CPO CEL | Talent, Aeneas, Turpin, Alderney, Andrew, Artemis, Otter | |
| Clarke C | Colin | WO1 | Olympus, Onslaught, Osiris, Trenchant, Trafalgar | |
| Cleavin D. I. | Don | CMEM(M) | Tally Ho, Tapir, Trespasser, Thermopylae, Artful, Andrew, Anchorite, Auriga, Walrus | |
| Cockcroft S. | Stuart | LMEM(M) | Onyx, Upholder | |
| Conroy V. | Vince | CPO Coxn | Revenge(P & S), Conqueror, Courageous, Sceptre | |
| Convery P | Peter | AB UC1 | Oracle, Otter, Finwhale | |
| Cooke A C N | Tony | A/POMEM | Artful, Auriga, Opossum, Onyx, Odin | |
| Cooper C. | ‘Boots’ | POMEM(M) | Rorqual, Ambush, Terado, Totem, Talent, Token, Trump, Grampus, Porpoise | |
| Corkhill J | ‘Paddy’ | CPO SA | Onyx, Oberon, Osiris, Churchill | |
| Cramp M. J. | ‘Maggots’ | CMEM(M) | Astute, Onslaught, Opossum, Onyx, Orpheus | |
| Crocker K. L. | Ken | ERA1 | Auriga, Astute, Springer, Totem, Alliance, Token, Otus | |
| Crossman J. | John | L/Sea | Astute, Aurochs, Tabard, Sanguine | |
| Cubitt P. | Paul | FCPO Elec | Sea Devil, Solent, Excalibur, Tiptoe, Turpin, Alcide, Cachalot | |
| Culross J. H. L. | John | CPO WEA | Resolution, Courageous, Valiant |