 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Williams Geoff | 24.1 | | | 39 | 1 | 0 | 0 | 0 | | |
| 2011 | | 24:05:35 | | Carter Paul & Williams Geoff | Tower Hamlets | 39 | | | | | |  |
Williams J | 31.0 | | | 17 | 2 | 0 | 0 | 0 | | |
| 1963 | | 26:24:02 | | Quinn R & Williams J | 1st Royal Welch F | 12 | | | | | |  |
| 1965 | | 35:35:20 | | Bown D & Williams J | City Of Truro Boys Club | 21 | | | | | |  |
Williams J M | 22.3 | | | 19 | 1 | 0 | 0 | 0 | | |
| 1981 | | 22:15:27 | | Haslam A T & Williams J M | Royal Military Col. of Science | 19 | | | | | |  |
Williams James | 19.0 | | | 3 | 1 | 0 | 0 | 1 | | |
| 2004 | | 19:00:29 | | Ringer Alistair & Williams James | Cambridge University | 3 | | | | 1 | University |  |
Williams L P | 22.2 | | | 40 | 2 | 0 | 0 | 0 | | |
| 1990 | | 22:36:20 | | Williams L P & Musson T J | Royal | 34 | | | | | |  |
| 1993 | C2 | 21:52:15 | | Williams L P & Yea P | Royal & Westel | 46 | | | | | |  |
Williams M | 23.5 | | | 41 | 1 | 0 | 0 | 0 | | |
| 1995 | | 23:32:30 | | Williams M & Grady M | HMS Collingwood | 41 | | | | | |  |
Williams Marc | 31.6 | | | 107 | 1 | 0 | 0 | 0 | | |
| 2015 | | 31:38:48 | | Cornhill Phil & Williams Marc | Independent | 107 | | | | | |  |
Williams Mark | 37.4 | | | 81 | 2 | 0 | 0 | 0 | | |
| 2006 | | 44:58:50 | | Annetts Neil & Williams Mark | Independent | 86 | | | | | |  |
| 2007 | | 29:52:45 | | Williams Mark & Annetts Neil | Independent | 76 | | | | | |  |
Williams P | 28.2 | | | 43 | 2 | 0 | 0 | 0 | | |
| 1961 | | 34:00:00 | | Williams P & Rickard D | RAF South Cerney | 32 | | | | | |  |
| 1993 | | 22:29:35 | | Brechell N & Williams P | The Light Division | 54 | | | | | |  |
Williams P F | 37.8 | | | 88 | 1 | 0 | 0 | 0 | | |
| 1999 | | 37:51:41 | | Williams P F & Allen Nicola Jane | Cheltenham | 88 | | | | | |  |
Williams P I | 29.7 | | | 76 | 3 | 0 | 0 | 0 | | |
| 1994 | | 29:04:21 | | Martin T & Williams P I | Army Trg. Regt. Winchester | 86 | | | | | |  |
| 1995 | | 31:17:50 | | Martin E & Williams P I | Army Trg. Regt. Winchester | 76 | | | | | |  |
| 1997 | | 28:53:03 | | Clooney I & Williams P I | 24 AirMobile Bde | 65 | | | | | |  |
Williams P K | 72.3 | | | 80 | 1 | 0 | 0 | 0 | | |
| 1996 | C2 | 72:20:26 | | Williams P K & Mould J | Independent | 80 | | | | | |  |
Williams P M | 35.5 | | | 87 | 2 | 0 | 0 | 0 | | |
| 1981 | | 35:39:37 | | HoItingshead MJ & Williams P M | Independent | 75 | | | | | |  |
| 1982 | | 35:26:29 | | Hollingshead M J & Williams P M | Bristol | 98 | | | | | |  |
Williams Paul | 25.9 | | | 20 | 1 | 0 | 0 | 0 | | |
| 2003 | | 25:56:49 | | Breckell Nigel & Williams Paul | Independent | 20 | | | | | |  |
Williams R S | 32.6 | | | 119 | 1 | 0 | 0 | 0 | | |
| 1988 | | 32:37:45 | | Milder C S & Williams R S | RMA Sandhurst | 119 | | | | | |  |
Williams Robin | 25.3 | | | 44 | 1 | 0 | 0 | 0 | | |
| 2002 | | 25:17:59 | | Johnson Paul & Williams Robin | Independent | 44 | | | | | |  |
Williams Sara (Teddington) | 21.1 | | | 33 | 1 | 0 | 0 | 0 | | |
| 2024 | | 21:05:10 | | Williams Sara & Syms Georgie | Wey Kc | 33 | | | | | Special |  |
Williams Stephen (Teddington) | 21.0 | | | 26 | 1 | 0 | 0 | 0 | | |
| 2022 | | 21:02:38 | | Ruddle Ben & Williams Stephen | Cardiff Bay Kayakers | 26 | | | | | |  |
Williams Susannah | 23.6 | | | 40 | 1 | 0 | 0 | 0 | | |
| 2019 | C2 | 23:33:32 | | Williams Toby & Williams Susannah | Independent | 40 | | | | | Canadian |  |
Williams T | 33.0 | | | 22 | 2 | 0 | 0 | 0 | | |
| 1962 | | 41:58:00 | | Williams T & Skinner B | 29 Commando RA | 36 | | | | | |  |
| 1963 | | 24:05:08 | | Jones A & Williams T | 1st Royal Welch F | 8 | | | | | |  |
Williams Toby | 24.4 | | | 54 | 4 | 0 | 0 | 0 | | |
| 2009 | | 22:39:19 | | Evans Ian & Williams Toby | Royal Army Medical Corps | 44 | | | | | |  |
| 2013 | C2 | 25:35:47 | | Evans Ian & Williams Toby | Army Canoe Union | 60 | | | | | |  |
| 2017 | C2 | 25:44:12 | | Williams Toby & Shaw James | Royal Army Medical Corps | 72 | | | | | |  |
| 2019 | C2 | 23:33:32 | | Williams Toby & Williams Susannah | Independent | 40 | | | | | Canadian |  |
Williams Tom | 31.7 | | | 119 | 1 | 0 | 0 | 0 | | |
| 2009 | | 31:42:09 | | Stansbury David & Williams Tom | Clare College Cambridge | 119 | | | | | |  |
Williamson David | 30.3 | | | 58 | 1 | 0 | 0 | 0 | | |
| 2008 | | 30:17:01 | | Northrop Roger & Williamson David | Independent | 58 | | | | | |  |
Williamson K | 23.1 | | | 17 | 1 | 0 | 0 | 0 | | |
| 1983 | | 23:03:31 | | Bane S J & Williamson K | Royal Military Col. of Science | 17 | | | | | |  |
Williamson S J | 21.8 | | | 32 | 1 | 0 | 0 | 0 | | |
| 1985 | | 21:48:22 | | Dales C J & Williamson S J | RNKA | 32 | | | | | |  |
Willis Benjamin | 23.9 | | | 48 | 1 | 0 | 0 | 0 | | |
| 2019 | | 23:55:56 | | Gladwell Sebastian & Willis Benjamin | Royal Hospital School | 48 | | | | | |  |
Willis D | 25.0 | | | 18 | 1 | 0 | 0 | 0 | | |
| 1970 | | 25:02:26 | | Willis D & Longstaff P A | 21 (Artists) | 18 | | | | | |  |
Willis J | 64.3 | | | 147 | 2 | 0 | 0 | 0 | | |
| 1986 | | 58:33:55 | | Willis J & McCarrick P | Independent | 146 | | | | | |  |
| 1989 | | 70:00:10 | | Cooper S & Willis J | 22 Ordnance Company (V) | 147 | | | | | |  |
Willis Jemma | 30.5 | | | 121 | 1 | 0 | 0 | 0 | | |
| 2014 | | 30:27:13 | | Miller Kay & Willis Jemma | Welshpool | 121 | | | | | |  |
Willis Kevin | 27.9 | | | 97 | 1 | 0 | 0 | 0 | | |
| 2015 | | 27:53:55 | | Gooch Stephen & Willis Kevin | Independent | 97 | | | | | |  |
Willis Robert | 26.3 | | | 55 | 4 | 0 | 0 | 0 | | |
| 2014 | | 23:32:56 | | Ankers Matt & Willis Robert | Army Canoe Union | 41 | | | | | |  |
| 2015 | | 23:55:53 | | Le Prevost Louie & Willis Robert | Acu - Royal Engineers | 56 | | | | | |  |
| 2016 | | 21:23:59 | | Willis Robert & Wilkinson Jono | Army Canoe Union | 13 | | | | | |  |
| 2019 | FB | 36:16:16 | | Willis Robert & Lay Christopher | Army | 108 | | | | | |  |
Willis S | 35.1 | | | 94 | 2 | 0 | 0 | 0 | | |
| 1986 | | 33:28:10 | | Willis S & Elliott K A | N.C.O. T.W. Brecon | 107 | | | | | |  |
| 1999 | | 36:44:29 | | Mccallion S & Willis S | Royal Military Col. of Science | 80 | | | | | |  |
Willis Stephen | 36.1 | | | 68 | 1 | 0 | 0 | 0 | | |
| 2005 | | 36:04:16 | | Willis Stephen & Smart Robert | Richmond | 68 | | | | | |  |
Willis Stephen K | 27.8 | | | 58 | 6 | 0 | 0 | 0 | | |
| 1984 | | 54:28:00 | | Willis Stephen K & Hurst K | Independent | 143 | | | | | |  |
| 1985 | | 28:19:26 | | Willis Stephen K & Barnes S J | Independent | 91 | | | | | |  |
| 1986 | | 23:29:02 | | Barnes S J & Willis Stephen K | Winchester & District | 59 | | | | | |  |
| 1987 | | 21:32:25 | | Willis Stephen K & Barnes S J | Cricket & Independent | 39 | | | | | |  |
| 1991 | | 19:57:22 | | Willis Stephen K & Butt A P | Woodmill | 6 | | | | | |  |
| 1994 | | 18:50:06 | | Nicholson L P & Willis Stephen K | Woodmill | 12 | | | | | |  |
Willment N F | 59.3 | | | 56 | 1 | 0 | 0 | 0 | | |
| 1969 | | 59:21:15 | | Tipler G C & Willment N F | RAF Wyton | 56 | | | | | |  |
Willox D A | 24.6 | | | 71 | 1 | 0 | 0 | 0 | | |
| 1992 | | 24:37:45 | | Willox D A & Pask S | Leaside | 71 | | | | | |  |
Wills Karl | 24.2 | | | 62 | 1 | 0 | 0 | 0 | | |
| 2009 | | 24:10:21 | | Wills Karl & Scutcher Stephen | Independent | 62 | | | | | |  |
Wills M T | 36.6 | | | 83 | 1 | 0 | 0 | 0 | | |
| 1981 | | 36:34:44 | | Wills M T & Stead R F | 2nd Fareham Vent. Scouts | 83 | | | | | |  |
Wills V W | 53.2 | | | 0 | 1 | 0 | 0 | 0 | | |
| 1949 | | 53:10:00 | | Watson G M & Wills V W | 145 Bristol Sea Scouts | | | | | | |  |
Wilshaw Jack | 20.8 | | | 11 | 1 | 0 | 0 | 0 | | |