 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
|---|
 Manning Greg | 24.1 | | | 48 | 11 | 0 | 0 | 0 | | |
| 1972 | | 25:47:11 | | Manning Greg & Simkins A J N | Royal Artillery & RMA Sandhurst | 39 | | | | | | |
| 1987 | | 24:11:20 | | Simkins A J N & Manning Greg | 656 Squadron AAC | 82 | | | | | | |
| 1988 | | 23:22:30 | | Simkins A J N & Manning Greg | 656 Squadron AAC | 66 | | | | | | |
| 1989 | | 23:48:03 | | Simkins A J N & Manning Greg | 656 Squadron AAC | 62 | | | | | | |
| 1998 | | 24:32:42 | | Manning Greg & Simkins A J N | Army Air Corps | 33 | | | | | | |
| 2002 | | 22:54:22 | | Manning Greg & Mutton Chris | Army Air Corps | 23 | | | | | | |
| 2004 | | 23:39:11 | | Manning Greg & Mutton Chris | Army Air Corps | 29 | | | | | | |
| 2008 | | 24:11:44 | | Jagger Roger & Manning Greg | Integrate Paddling | 30 | | | | | Century | |
| 2009 | | 23:31:15 | | Manning Greg & Mutton Chris | Army Air Corps | 52 | | | | | Veteran | |
| 2010 | | 21:49:01 | | Manning Greg & Mutton Chris | Army Air Corps | 27 | | | | | Veteran | |
| 2019 | | 27:06:11 | | Manning Greg & Mutton Chris | Army Air Corps Veterans' Assoc | 84 | | | | | Veteran | |
| Mannion S | 25.5 | | | 63 | 4 | 0 | 0 | 0 | | |
| 1992 | | 25:53:40 | | Mannion S & Day Neil | Royal Marines Reserve - London | 79 | | | | | | |
| 1993 | | 25:56:10 | | Mannion S & Sharpless M | Royal Marines Reserve - London | 82 | | | | | | |
| 1995 | | 23:38:20 | | Mannion S & Tayter H C | Royal Marines Reserve - London | 42 | | | | | | |
| 1997 | | 26:26:58 | | Mannion S & Taylor H | Royal Marines Reserve | 49 | | | | | | |
| Mansell K | 23.5 | | | 61 | 2 | 0 | 0 | 0 | | |
| 1987 | | 24:10:25 | | Mansell K & Franklin T | Jersey | 81 | | | | | | |
| 1990 | | 22:50:24 | | Mansell K & Scott P N | Jersey | 40 | | | | | | |
| Mansergh Andrew | 21.6 | | | 17 | 3 | 0 | 0 | 0 | | |
| 2002 | | 23:49:26 | | Mansergh Andrew & Ratnasuriya Vishanka | Royal Marines & Birmingham University | 28 | | | | | | |
| 2006 | | 21:19:58 | | Heard Simon & Mansergh Andrew | Royal Marines | 14 | | | | | Navy | |
| 2007 | | 19:42:50 | | Baker Paul & Mansergh Andrew | Royal Marines | 8 | | | | | Navy | |
| Mansfield Jamie (Teddington) | 20.1 | | | 26 | 1 | 0 | 0 | 0 | | |
| 2024 | | 20:07:00 | | Hudson Giles & Mansfield Jamie | Southampton | 26 | | | | | | |
| Mansfield T P | 28.8 | | | 50 | 1 | 0 | 0 | 0 | | |
| 1983 | | 28:47:22 | | Mansfield T P & Warren MA | Home Office | 50 | | | | | | |
| Mapes Simon | 24.6 | | | 55 | 1 | 0 | 0 | 0 | | |
| 2017 | | 24:33:55 | | Lord Ken & Mapes Simon | Metropolitan Police | 55 | | | | | Police | |
| Mapletoft G B | 25.0 | | | 94 | 1 | 0 | 0 | 0 | | |
| 1987 | | 25:01:50 | | Snape K & Mapletoft G B | Royal Marines | 94 | | | | | | |
| Mara Gillian | 19.8 | | | 10 | 2 | 0 | 0 | 0 | | |
| 2007 | | 19:55:24 | | Burbeck Katherine & Mara Gillian | Loughborough University | 11 | | | | | Ladies,University | |
| 2015 | | 19:38:35 | | Mara Gillian & Shouldice Elizabeth | Royal Leamington Spa & Wild Water | 8 | | | | | Ladies | |
| Marafono K V | 27.4 | | | 14 | 1 | 0 | 0 | 0 | | |
| 1968 | FB | 27:26:00 | | Weaver D T & Marafono K V | 22 | 14 | | | | | Tyne | |
| Marbw G | 59.2 | | | 120 | 1 | 0 | 0 | 0 | | |
| 1991 | | 59:13:45 | | Stradling Anita Christine & Marbw G | Independent | 120 | | | | | | |
| March J C | 41.3 | | | 34 | 1 | 0 | 0 | 0 | | |
| 1966 | | 41:19:00 | | March J C & Kelly P A | RAF Cranwell | 34 | | | | | | |
| Marchant Edward C | 30.8 | | | 1 | 1 | 1 | 0 | 0 | | |
| 1953 | FB | 30:47:00 | | Junor Neville K & Marchant Edward C | 21 (Artists) | 1 | | 1 | | | Tyne | |
| Marchment P | 22.4 | | | 24 | 1 | 0 | 0 | 0 | | |
| 1975 | | 22:25:52 | | Marchment P & Hinchcliffe M | Royal Marines | 24 | | | | | | |
| Marcinowicz Adam | 23.0 | | | 31 | 1 | 0 | 0 | 0 | | |
| 2016 | | 23:00:01 | | Marcinowicz Adam & Mavra Boris | Richmond | 31 | | | | | | |
| Mardel S N | 30.9 | | | 50 | 1 | 0 | 0 | 0 | | |
| 1978 | | 30:54:50 | | Laxton A G & Mardel S N | St Marys Hospital | 50 | | | | | | |
| Mardlin Nicholas | 23.9 | | | 43 | 2 | 0 | 0 | 0 | | |
| 2012 | | 24:51:03 | | Mardlin Nicholas & Campbell Daniel | Royal Engineers | 52 | | | | | | |
| 2013 | | 22:59:20 | | Mardlin Nicholas & Garrett Dave | Army Canoe Union | 33 | | | | | | |
| Marett Christopher | 23.6 | | | 42 | 2 | 0 | 0 | 0 | | |
| 2016 | | 22:52:50 | | Marett Christopher & Marett Dan | Southampton & Independent | 29 | | | | | | |
| 2019 | | 24:22:50 | | Marett Christopher & Desborough Emma | Southampton | 55 | | | | | | |
| Marett Dan | 20.8 | | | 16 | 4 | 0 | 0 | 0 | | |
| 2011 | | 23:09:22 | | Lowe Pete & Marett Dan | Wokingham | 25 | | | | | | |
| 2016 | | 22:52:50 | | Marett Christopher & Marett Dan | Southampton & Independent | 29 | | | | | | |
| 2019 | | 19:36:38 | | Seddon Andrew & Marett Dan | Grenadier Guards & Longridge | 4 | | | | | | |
| 2023 | | 17:41:48 | | Marett Dan & Plant Laurence | Shiplake | 6 | | | | | Veteran | |
| Margot Simon | 22.0 | | | 15 | 4 | 0 | 0 | 0 | | |
| 2025 | | 22:27:36 | | Johnson Gary & Margot Simon | Independent & Cambridge | 13 | | | | | | |
| 2026 | | 21:49:11 | | Margot Simon & Fiacco Alessio | Cambridge | 16 | | | | | | |
| 2026 | | 21:49:11 | | Margot Simon & Fiacco Alessio | Cambridge | 16 | | | | | | |
| 2026 | | 21:49:11 | | Margot Simon & Fiacco Alessio | Cambridge | 16 | | | | | | |
| Margot Simon (Teddington) | 18.6 | | | 18 | 1 | 0 | 0 | 0 | | |
| 2024 | | 18:38:26 | | Johnson Gary & Margot Simon | Independent & Cambridge | 18 | | | | | | |
| Marien Rudy | 24.6 | | | 58 | 2 | 0 | 0 | 0 | | |
| 2009 | | 26:38:42 | | Marien Rudy & Siccard Maarten | Koninklijke Cano Club Mechelen | 88 | | | | | | |
| 2019 | | 22:30:51 | | Verlinden Stien & Marien Rudy | Independent | 27 | | | | | | |
| Marjot C | 72.5 | | | 86 | 1 | 0 | 0 | 0 | | |
| 1983 | | 72:28:07 | | Marjot C & Howe C | Independent | 86 | | | | | | |
| Marks P J | 26.0 | | | 43 | 1 | 0 | 0 | 0 | | |
| 1978 | | 25:58:05 | | Marks P J & Jones S W | Royal Military Col. of Science | 43 | | | | | | |
| Marks William | 26.6 | | | 91 | 1 | 0 | 0 | 0 | | |
| 2014 | C2 | 26:38:13 | | Lunt Charles & Marks William | Wey | 91 | | | | | | |
| Markwell AJ | 34.0 | | | 108 | 1 | 0 | 0 | 0 | | |
| 1986 | | 33:59:30 | | Markwell AJ & Hancock P J | Independent | 108 | | | | | | |
| Marlborough N S | 26.9 | | | 87 | 1 | 0 | 0 | 0 | | |
| 1993 | | 26:54:45 | | Marlborough N S & Jones W R | Richmond | 87 | | | | | | |
| Marlow Duane | 36.4 | | | 100 | 1 | 0 | 0 | 0 | | |
| 2016 | | 36:26:26 | | Griffiths Jason & Marlow Duane | Army Canoe Union | 100 | | | | | | |
| Marlow G | 50.6 | | | 166 | 1 | 0 | 0 | 0 | | |
| 1987 | | 50:36:48 | | Marlow G & Sweatman G R | North Avon | 166 | | | | | | |
| Marquardt Sonia | 27.1 | | | 54 | 1 | 0 | 0 | 0 | | |
| 2006 | | 27:05:37 | | Marquardt Sonia & Shortt Caroline | Richmond | 54 | | | | | | |
| Marriot R | 30.7 | | | 2 | 1 | 0 | 1 | 0 | | |
| 1956 | FB | 30:41:00 | | Macpherson W A & Marriot R | 21 (Artists) | 2 | | | 1 | | Tyne | |
| Marriott A C J | 32.1 | | | 78 | 1 | 0 | 0 | 0 | | |
| 1995 | | 32:05:25 | | Maclean J & Marriott A C J | Army Trg. Regt. Winchester | 78 | | | | | | |
| Marriott R | 71.5 | | | 110 | 1 | 0 | 0 | 0 | | |
| 1995 | C2 | 71:27:43 | | Edwards B & Marriott R | N.U.O.T.C & Oxford University O.T.C. | 110 | | | | | | |
| Marris D | 25.4 | | | 11 | 1 | 0 | 0 | 0 | | |
| 1963 | | 25:22:52 | | Marris D & Boddington S | 4th Wilts (TA) | 11 | | | | | Reserve | |
| Marsden A | 25.1 | | | 96 | 1 | 0 | 0 | 0 | | |
| 1987 | | 25:07:45 | | Marsden A & McQueen R | HMS Osprey/RNKA | 96 | | | | | | |
| Marsden E H | 50.3 | | | 104 | 2 | 0 | 0 | 0 | | |
| 1983 | | 50:10:07 | | Powell R J & Marsden E H | Leaside | 71 | | | | | Veteran | |
| 1986 | | 50:29:12 | | Powell R J & Marsden E H | Leaside | 137 | | | | | Veteran | |
 Marsden G | 53.5 | | | 129 | 3 | 0 | 0 | 0 | | |