 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Camozzi L S | 22.0 | | | 14 | 1 | 0 | 0 | 0 | | |
| 1996 | | 21:58:55 | | Welsh R J & Camozzi L S | Royal Marines | 14 | | | | | |  |
Camp Adrian | 25.8 | | | 49 | 1 | 0 | 0 | 0 | | |
| 2002 | | 25:47:50 | | Black Oliver & Camp Adrian | Richmond | 49 | | | | | |  |
Campbell A | 60.4 | | | 18 | 1 | 0 | 0 | 0 | | |
| 1957 | | 60:24:30 | | Reynolds O & Campbell A | RMA Sandhurst | 18 | | | | | |  |
Campbell Anna | 32.3 | | | 96 | 2 | 0 | 0 | 0 | | |
| 2011 | | 36:29:32 | | Campbell Anna & Macleod Kirsty | Auotc | 110 | | | | | |  |
| 2012 | | 28:02:38 | | Campbell Anna & Macleod Kirsty | Army Canoe Union | 82 | | | | | |  |
Campbell C | 26.5 | | | 26 | 1 | 0 | 0 | 0 | | |
| 1971 | | 26:31:48 | | Campbell C & Pilkingham C | 4 Para | 26 | | | | | |  |
Campbell D G | 21.9 | | | 14 | 1 | 0 | 0 | 0 | | |
| 1981 | | 21:55:36 | | Campbell D G & Bragg A M | Newham | 14 | | | | | |  |
Campbell Daniel | 24.9 | | | 52 | 1 | 0 | 0 | 0 | | |
| 2012 | | 24:51:03 | | Mardlin Nicholas & Campbell Daniel | Royal Engineers | 52 | | | | | |  |
Campbell Derek | 21.0 | | | 20 | 1 | 0 | 0 | 0 | | |
| 2010 | | 20:58:05 | | Campbell Derek & Cox Jamie | Leighton Buzzard & Basingstoke Canal | 20 | | | | | |  |
Campbell George | 39.6 | | | 68 | 1 | 0 | 0 | 0 | | |
| 2004 | | 39:37:07 | | Campbell George & Day Carl | 1st Nailsea | 68 | | | | | Scouts |  |
Campbell H Robert (Teddington) | 23.8 | | | 40 | 1 | 0 | 0 | 0 | | |
| 2022 | C2 | 23:48:33 | | Campbell H Robert & Coleman Ashley | Independent | 40 | | | | | |  |
Campbell J | 34.8 | | | 9 | 5 | 0 | 0 | 0 | | |
| 1957 | | 50:46:00 | | Campbell J & Mason J W | Hewell Grange | 14 | | | | | |  |
| 1958 | | 39:20:00 | | Campbell J & Mason J W | Independent | 7 | | | | | |  |
| 1959 | | 31:14:20 | | Campbell J & Mason J W | Independent | 7 | | | | | |  |
| 1960 | | 26:43:30 | | Campbell J & Barrs A | North Sea Camp | 6 | | | | | |  |
| 1961 | | 25:43:00 | | Campbell J & Barrs A | North Sea Camp | 9 | | | | | Civilian,Home Built |  |
Campbell Kyle | 24.9 | | | 55 | 2 | 0 | 0 | 0 | | |
| 2013 | | 26:34:28 | | Campbell Kyle & Hornsby Alistair | Independent | 71 | | | | | |  |
| 2014 | | 23:12:52 | | Campbell Kyle & Tyerman Andrew | Lincoln & Royal Navy Kayak Association | 39 | | | | | |  |
Campbell Mark | 26.0 | | | 64 | 1 | 0 | 0 | 0 | | |
| 2012 | C2 | 26:00:58 | | Milbank Chris & Campbell Mark | Longridge | 64 | | | | | |  |
Campbell Pauline Elizabeth | 26.2 | | | 83 | 1 | 0 | 0 | 0 | | |
| 1993 | | 26:12:25 | | Campbell Pauline Elizabeth & Naylor C R | Independent | 83 | | | | | |  |
Campbell Robert H | 28.3 | | | 80 | 4 | 0 | 0 | 0 | | |
| 1995 | C2 | 32:58:50 | | Mobbs G J & Campbell Robert H | Pangbourne Advent. Dolphin | 82 | | | | | |  |
| 2016 | C2 | 25:40:18 | | Campbell Robert H & Townson Chris | Bedford Obs | 66 | | | | | |  |
| 2017 | C2 | 26:40:26 | | Campbell Robert H & Harpham Richard | Old Bedfordians | 83 | | | | | |  |
| 2019 | C2 | 27:54:56 | | Campbell Robert H & Townson Jackie | Bedford School & Independent | 89 | | | | | |  |
Campbell Stephen | 25.2 | | | 46 | 1 | 0 | 0 | 0 | | |
| 2011 | | 25:10:00 | | Campbell Stephen & Fletcher John | Devizes | 46 | | | | | |  |
Campion C | 31.0 | | | 23 | 2 | 0 | 0 | 0 | | |
| 1961 | | 31:22:30 | | Giles M & Campion C | Royal Marines | 24 | | | | | |  |
| 1963 | | 30:37:00 | | Giles M & Campion C | Royal Marines Forces Volunteer Reserve - City of London | 21 | | | | | |  |
Campion C S | 25.6 | | | 10 | 4 | 0 | 0 | 1 | | |
| 1964 | | 30:30:49 | | Campion C S & Eustace J D | Berksonions | 20 | | | | | |  |
| 1965 | | 26:35:43 | | Campion C S & Eustace J D | Berksonions | 10 | | | | | |  |
| 1966 | | 22:49:15 | | Eustace J D & Campion C S | Kennet Valley | 3 | | | | 1 | Civilian |  |
| 1967 | | 22:20:15 | | Campion C S & Eustace J D | Berksonions | 7 | | | | | |  |
Canavan N | 35.0 | | | 77 | 1 | 0 | 0 | 0 | | |
| 1999 | | 34:59:12 | | Scullion A & Canavan N | Mid Antrim | 77 | | | | | |  |
Cann J P | 21.9 | | | 2 | 2 | 1 | 1 | 0 | | |
| 1960 | | 23:01:00 | | Hardy T P & Cann J P | 22 | 1 | | 1 | | | |  |
| 1961 | | 20:42:45 | | Hardy T P & Cann J P | 22 | 2 | | | 1 | | |  |
Canniffe M | 35.3 | | | 148 | 1 | 0 | 0 | 0 | | |
| 1987 | | 35:16:05 | | Groves J M & Canniffe M | D Coy 2 Wessex (V) | 148 | | | | | |  |
Cannon M | 26.7 | | | 13 | 1 | 0 | 0 | 0 | | |
| 1963 | | 26:41:54 | | Cannon M & Dodde C | RAF Oakington | 13 | | | | | |  |
Cannon Quentin | 20.6 | | | 9 | 1 | 0 | 0 | 0 | | |
| 2013 | | 20:36:25 | | Cannon Quentin & Merrifield Clive | Taunton | 9 | | | | | Lee |  |
Cansdale Matthew | 22.0 | | | 34 | 1 | 0 | 0 | 0 | | |
| 2009 | | 21:58:50 | | Cansdale Matthew & Roux Christiaan.Le | The Parachute Regiment | 34 | | | | | |  |
Capes C J | 37.9 | | | 32 | 1 | 0 | 0 | 0 | | |
| 1966 | | 37:56:47 | | Capes C J & Anderson L J | RAF Cranwell | 32 | | | | | |  |
Capey Steven | 27.6 | | | 62 | 1 | 0 | 0 | 0 | | |
| 2002 | | 27:36:19 | | Turner Mark & Capey Steven | Independent | 62 | | | | | |  |
Capon John | 22.6 | | | 27 | 1 | 0 | 0 | 0 | | |
| 2017 | | 22:38:44 | | Wilkes Matt & Capon John | Chelmsford | 27 | | | | | |  |
Capper Mark | 36.7 | | | 87 | 1 | 0 | 0 | 0 | | |
| 2002 | C2 | 36:42:47 | | Capper Mark & Kirkbride James | 3 Royal Irish | 87 | | | | | |  |
Capps Des | 19.2 | | | 9 | 4 | 0 | 0 | 0 | | |
| 1978 | | 20:45:58 | | Capps Des & Considine G F | Leverton & 21 (Artists) | 16 | | | | | Lee,Veteran |  |
| 1980 | | 18:23:37 | | Capps Des & Mayhew P | Windsor | 5 | | | | | Lee |  |
| 1987 | | 18:57:13 | | Mayhew P & Capps Des | Windsor | 9 | | | | | |  |
| 1988 | | 18:39:40 | | Mayhew P & Capps Des | Windsor | 4 | | | | | Lee |  |
Capps Duncan | 15.3 | | | 0 | 1 | 0 | 0 | 0 | | |
| 2000 | | 15:17:45 | | Baker Steve & Capps Duncan | Elmbridge & Army | | | | | | |  |
Capstick J | 21.2 | | | 31 | 1 | 0 | 0 | 0 | | |
| 1992 | | 21:14:48 | | Mountney R & Capstick J | Metropolitan Police | 31 | | | | | |  |
Card A | 25.7 | | | 62 | 1 | 0 | 0 | 0 | | |
| 1994 | | 25:42:28 | | Deane Wendy & Card A | Independent | 62 | | | | | |  |
Card Andrew | 30.0 | | | 116 | 1 | 0 | 0 | 0 | | |
| 2009 | FB | 29:57:05 | | Bridger Andrew & Card Andrew | Independent | 116 | | | | | |  |
Cardale T | 19.1 | | | 1 | 1 | 1 | 0 | 0 | | |
| 1972 | | 19:09:15 | | Shenton T & Cardale T | Royal Marines | 1 | | 1 | | | Services |  |
Cardy R A | 37.4 | | | 13 | 1 | 0 | 0 | 0 | | |
| 1959 | | 37:26:15 | | Heaton M J & Cardy R A | Royal Marines | 13 | | | | | |  |
Carey Louise | 22.1 | | | 21 | 1 | 0 | 0 | 0 | | |
| 2004 | | 22:04:19 | | Batten Guin & Carey Louise | Richmond | 21 | | | | | Ladies,Vet Ladies |  |
Carkeek S | 24.5 | | | 66 | 1 | 0 | 0 | 0 | | |
| 1992 | | 24:28:00 | | Fraser A & Carkeek S | Knysna (SA) & Zeekoevlei Yacht Er | 66 | | | | | |  |
Carless R | 27.2 | | | 3 | 1 | 0 | 0 | 1 | | |
| 1958 | FB | 27:10:00 | | Carless R & Polli G | Royal Marines | 3 | | | | 1 | Tyne |  |
Carlin B | 23.4 | | | 57 | 1 | 0 | 0 | 0 | | |
| 1986 | | 23:21:30 | | Carlin B & Hart K | Royal Marines | 57 | | | | | |  |
Carlisle Richard | 28.9 | | | 110 | 1 | 0 | 0 | 0 | | |
| 2009 | | 28:56:10 | | Snell David & Carlisle Richard | Independent | 110 | | | | | |  |
Carmont Michael | 36.6 | | | 55 | 2 | 0 | 0 | 0 | | |
| 2003 | | 37:16:05 | | Carmont Michael & Harrison John | Alder Hey | 43 | | | | | |  |
| 2005 | | 35:54:11 | | Harrison John & Carmont Michael | Alder Hey | 67 | | | | | |  |