 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Seal V | 31.5 | | | 78 | 1 | 0 | 0 | 0 | | |
| 1991 | | 31:30:00 | | Seal V & Weller P G | 2nd Fareham Vent. Scouts | 78 | | | | | |  |
Searight William | 35.5 | | | 101 | 2 | 0 | 0 | 0 | | |
| 2006 | C2 | 34:20:02 | | Jenkins Carl & Searight William | Independent | 72 | | | | | |  |
| 2014 | | 36:41:37 | | Morley Olly & Searight William | Army & Royal Marines | 129 | | | | | |  |
Searle Jon | 26.5 | | | 75 | 1 | 0 | 0 | 0 | | |
| 2016 | | 26:29:44 | | Searle Jon & Goggs Dom | Army Canoe Union | 75 | | | | | |  |
Searle P E | 57.1 | | | 31 | 1 | 0 | 0 | 0 | | |
| 1965 | | 57:07:30 | | Searle P E & Peaple D | RAF West Raynham | 31 | | | | | |  |
Searson John | 19.8 | | | 12 | 1 | 0 | 0 | 0 | | |
| 2010 | | 19:50:09 | | Bouteloup John & Searson John | Jersey | 12 | | | | | |  |
Seaton Steven | 29.1 | | | 52 | 3 | 0 | 0 | 0 | | |
| 1998 | | 34:59:46 | | Seaton Steven & Stephens Rebecca Lucy | Cancer Research Campaign | 52 | | | | | |  |
| 1999 | | 26:44:43 | | Seaton Steven & Fiennes Ranulph | Richmond | 57 | | | | | |  |
| 2002 | | 25:28:33 | | Fiennes Ranulph & Seaton Steven | Independent & Richmond | 48 | | | | | |  |
Seaward K | 23.9 | | | 16 | 1 | 0 | 0 | 0 | | |
| 1967 | | 23:54:30 | | Davis K & Seaward K | 21 (Artists) | 16 | | | | | Reserve |  |
Sebba Adam | 26.3 | | | 52 | 1 | 0 | 0 | 0 | | |
| 2006 | | 26:18:23 | | Price Alexander & Sebba Adam | Royal Green Jackets | 52 | | | | | |  |
Seddon Andrew | 22.1 | | | 30 | 4 | 0 | 0 | 0 | | |
| 2013 | | 22:37:16 | | Seddon Andrew & Llewelyn-Usher Henry | Grenadier Guards & Welsh Guards | 25 | | | | | |  |
| 2014 | | 25:55:32 | | Cartwright Hugo & Seddon Andrew | Grenadier Guards | 81 | | | | | |  |
| 2017 | | 20:20:16 | | Howlin Martin & Seddon Andrew | Grenadier Guards | 11 | | | | | |  |
| 2019 | | 19:36:38 | | Seddon Andrew & Marett Dan | Grenadier Guards & Longridge | 4 | | | | | |  |
Seddon W | 38.6 | | | 46 | 1 | 0 | 0 | 0 | | |
| 1961 | | 38:39:30 | | Seddon W & Coyne W | 1st Lancs | 46 | | | | | |  |
Sedgbeer I | 22.4 | | | 52 | 1 | 0 | 0 | 0 | | |
| 1993 | | 22:23:05 | | Goodey J & Sedgbeer I | River Runners | 52 | | | | | |  |
Sedgewick M | 20.4 | | | 13 | 1 | 0 | 0 | 0 | | |
| 1980 | | 20:23:20 | | Sedgewick M & Carter T | Metropolitan Police | 13 | | | | | |  |
Sedgewick Richard | 26.5 | | | 70 | 1 | 0 | 0 | 0 | | |
| 2013 | | 26:32:31 | | Nicholls David & Sedgewick Richard | Independent | 70 | | | | | |  |
See P A | 21.3 | | | 30 | 1 | 0 | 0 | 0 | | |
| 1989 | | 21:15:22 | | Andrews R & See P A | Warren | 30 | | | | | |  |
Seedhouse A J | 25.1 | | | 75 | 1 | 0 | 0 | 0 | | |
| 1990 | | 25:08:56 | | Seedhouse A J & Cross C A | Ham Scouts | 75 | | | | | |  |
Seegar R | 21.8 | | | 2 | 5 | 0 | 5 | 0 | | |
| 1961 | | 21:46:00 | | Mitchell D & Seegar R | Royal Marines | 2 | | | 1 | | |  |
| 1962 | | 21:13:00 | | Mitchell D & Seegar R | Royal Marines | 2 | | | 1 | | |  |
| 1963 | | 22:37:24 | | Seegar R & Wiltshire H | Royal Marines Poole | 2 | | | 1 | | |  |
| 1966 | | 22:29:30 | | Seegar R & Spence I M | RMA Sandhurst | 2 | | | 1 | | |  |
| 1967 | | 20:44:00 | | Seegar R & Spence I M | RMA Sandhurst | 2 | | | 1 | | |  |
Seely M J | 35.1 | | | 48 | 1 | 0 | 0 | 0 | | |
| 1967 | | 35:05:30 | | Seely M J & Schofield M | Mons OCS Aldershot | 48 | | | | | |  |
Sefton K | 31.4 | | | 13 | 1 | 0 | 0 | 0 | | |
| 1962 | | 31:23:30 | | Sefton K & Morgan C | 1st Royal Welch F | 13 | | | | | |  |
Segal A | 36.9 | | | 68 | 1 | 0 | 0 | 0 | | |
| 1979 | | 36:55:37 | | Segal A & Segal Loz | L T R West Westel | 68 | | | | | |  |
Segal Loz | 36.9 | | | 68 | 1 | 0 | 0 | 0 | | |
| 1979 | | 36:55:37 | | Segal A & Segal Loz | L T R West Westel | 68 | | | | | |  |
Seinet-Martin Steven | 26.2 | | | 67 | 2 | 0 | 0 | 0 | | |
| 2002 | | 23:47:14 | | Seinet-Martin Steven & Gordon Kenneth | Deben | 26 | | | | | |  |
| 2009 | C2 | 28:33:05 | | Seinet-Martin Steven & Truzzi-Franconi David | Independent | 107 | | | | | |  |
Self A J | 28.2 | | | 26 | 1 | 0 | 0 | 0 | | |
| 1976 | | 28:12:55 | | Oliver G F & Self A J | 10 Para | 26 | | | | | Home Built |  |
Self D | 21.1 | | | 15 | 1 | 0 | 0 | 0 | | |
| 1975 | | 21:08:49 | | Self D & Grayson S J | Royal Engineers | 15 | | | | | |  |
Self R | 23.3 | | | 10 | 1 | 0 | 0 | 0 | | |
| 1976 | | 23:15:45 | | Grayson S J & Self R | Royal Engineers | 10 | | | | | |  |
Sellens Anna | 25.6 | | | 70 | 1 | 0 | 0 | 0 | | |
| 2019 | | 25:33:01 | | Shearer Harry & Sellens Anna | Cardiff University | 70 | | | | | |  |
Sellers Nicky | 24.9 | | | 43 | 1 | 0 | 0 | 0 | | |
| 1999 | | 24:51:00 | | Sellers Nicky & Catt Vicky | Independent | 43 | | | | | Ladies |  |
Selley G K | 24.6 | | | 90 | 1 | 0 | 0 | 0 | | |
| 1987 | | 24:39:34 | | Morgan B L & Selley G K | Metropolitan Police AA | 90 | | | | | |  |
Sellwood Danielle | 18.4 | | | 7 | 3 | 0 | 0 | 1 | | |
| 1994 | | 17:35:19 | | Sellwood Danielle & Greenaway Brian | Richmond | 8 | | | | | Mixed |  |
| 1995 | | 18:47:05 | | Sellwood Danielle & Troop Sandra | Richmond | 9 | | | | | Ladies |  |
| 1997 | | 18:46:57 | | Baker S M & Sellwood Danielle | Richmond | 3 | | | | 1 | Civilian,Mixed |  |
Selts W | 20.1 | | | 7 | 1 | 0 | 0 | 0 | | |
| 1975 | | 20:07:58 | | Dale J D & Selts W | RAF Colerne | 7 | | | | | RAF |  |
Selwood Peter | 24.2 | | | 48 | 2 | 0 | 0 | 0 | | |
| 2006 | | 23:44:44 | | Ferris David & Selwood Peter | Bourne End | 31 | | | | | |  |
| 2009 | | 24:36:25 | | Ferris David & Selwood Peter | Bourne End Jun Sports Club | 65 | | | | | |  |
Semple M | 24.2 | | | 34 | 1 | 0 | 0 | 0 | | |
| 1997 | | 24:10:51 | | Semple M & McCarthy T | Islamabad & Rosie & Jims | 34 | | | | | |  |
Sen Kamala | 34.0 | | | 76 | 1 | 0 | 0 | 0 | | |
| 2002 | | 33:59:05 | | Sen Kamala & Joiner Tim | Dyffryn Conwy Paddlers & Richmond | 76 | | | | | |  |
Serensen J C | 21.6 | | | 7 | 1 | 0 | 0 | 0 | | |
| 1970 | | 21:39:55 | | Serensen J C & Pape N J | Danish Canoe Federation | 7 | | | | | |  |
Serpell Morgan | 22.0 | | | 24 | 1 | 0 | 0 | 0 | | |
| 2019 | | 22:00:10 | | Yeomans Michael & Serpell Morgan | RAF & None | 24 | | | | | |  |
Seward D A | 38.6 | | | 104 | 1 | 0 | 0 | 0 | | |
| 1994 | C2 | 38:39:44 | | Rogers G E & Seward D A | Independent | 104 | | | | | |  |
Seward D M | 24.3 | | | 67 | 1 | 0 | 0 | 0 | | |
| 1985 | | 24:20:03 | | Seward D M & Russell D | Newbury | 67 | | | | | |  |
Sewell James | 23.8 | | | 44 | 1 | 0 | 0 | 0 | | |
| 2019 | | 23:45:52 | | Sewell James & Bagshaw Matthew | Royal Electrical & Mechanical Engineers | 44 | | | | | |  |
Seymour A P | 28.0 | | | 53 | 2 | 0 | 0 | 0 | | |
| 1996 | FB | 27:40:45 | | Seymour A P & Schoen Norbert | Artists Rifles | 47 | | | | | |  |
| 1997 | FB | 28:15:02 | | Seymour A P & Schoen Norbert | Artists Rifles | 59 | | | | | Tyne |  |
Seymour Robert | 28.9 | | | 64 | 1 | 0 | 0 | 0 | | |
| 2006 | | 28:56:03 | | Brosch Ian & Seymour Robert | Independent | 64 | | | | | |  |
Shackell W | 41.6 | | | 41 | 2 | 0 | 0 | 0 | | |
| 1961 | | 48:15:00 | | Vines R & Shackell W | RMA Sandhurst | 55 | | | | | |  |
| 1962 | | 34:58:30 | | Vines R & Shackell W | RMA Sandhurst | 26 | | | | | |  |
Shackleton John | 25.9 | | | 72 | 2 | 0 | 0 | 0 | | |
| 2014 | C2 | 24:27:40 | | Shackleton John & Wilson Colin | Independent | 54 | | | | | |  |
| 2017 | C2 | 27:19:26 | | Shackleton John & Wilson Colin | Independent | 89 | | | | | |  |
Shakesheff Kevin | 28.6 | | | 92 | 3 | 0 | 0 | 0 | | |