 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Lynch Rory | 29.8 | | | 101 | 1 | 0 | 0 | 0 | | |
| 2017 | FB | 29:48:41 | | James Robert & Lynch Rory | Artists Rifles | 101 | | | | | |  |
Lynock M T | 20.8 | | | 19 | 1 | 0 | 0 | 0 | | |
| 1979 | | 20:47:55 | | Lynock M T & Beecroft T | Royal Engineers | 19 | | | | | |  |
Lyon G | 22.5 | | | 28 | 1 | 0 | 0 | 0 | | |
| 1980 | | 22:29:30 | | McGladdery G M & Lyon G | Hereford | 28 | | | | | |  |
Lyon taylor James | 36.3 | | | 129 | 1 | 0 | 0 | 0 | | |
| 2009 | | 36:17:30 | | Lyon taylor James & Harvey Thomas | Independent | 129 | | | | | |  |
Lyons Harvey | 21.6 | | | 17 | 1 | 0 | 0 | 0 | | |
| 2005 | | 21:36:44 | | Lyons Harvey & Sanchez Pablo | Bristol & Club Nautico Sevilla | 17 | | | | | |  |
Lyons Joe | 20.5 | | | 14 | 1 | 0 | 0 | 0 | | |
| 2009 | | 20:29:04 | | Adie Edward & Lyons Joe | Canford School | 14 | | | | | |  |
Lyons Matthew | 30.7 | | | 60 | 1 | 0 | 0 | 0 | | |
| 2005 | | 30:43:00 | | Lyons Matthew & Albrow Paul | Royal Marines Reserve - Chatham | 60 | | | | | |  |
Lyttelton Thomas | 26.8 | | | 45 | 1 | 0 | 0 | 0 | | |
| 2008 | | 26:50:04 | | Grant Simon & Lyttelton Thomas | Bristol UOTC | 45 | | | | | |  |
Lyttelton Tom | 23.9 | | | 59 | 1 | 0 | 0 | 0 | | |
| 2009 | | 23:56:13 | | Fisher Chris & Lyttelton Tom | RMA Sandhurst | 59 | | | | | |  |
Mabin D E | 42.4 | | | 45 | 2 | 0 | 0 | 0 | | |
| 1976 | | 48:48:20 | | Erdman G M & Mabin D E | Endeavour | 45 | | | | | |  |
| 1977 | | 35:59:41 | | Erdman G M & Mabin D E | Endeavour | 45 | | | | | |  |
Macalister J | 38.0 | | | 90 | 1 | 0 | 0 | 0 | | |
| 1997 | | 37:57:17 | | Macalister J & Heppenstall I B | Seae | 90 | | | | | |  |
Maccallum Iain | 25.5 | | | 42 | 1 | 0 | 0 | 0 | | |
| 2005 | | 25:31:57 | | Maccallum Iain & Mackenzie Brian | Royal Electrical & Mechanical Engineers | 42 | | | | | |  |
Macdonald A M | 21.0 | | | 32 | 1 | 0 | 0 | 0 | | |
| 1982 | | 21:02:22 | | O'Neill B & Macdonald A M | Liverpool University | 32 | | | | | |  |
Macdonald D R | 23.5 | | | 65 | 1 | 0 | 0 | 0 | | |
| 1993 | | 23:27:00 | | Macdonald D R & English Lisa Hannah | Royal Marines | 65 | | | | | |  |
Macdonald Luke | 32.0 | | | 94 | 1 | 0 | 0 | 0 | | |
| 2012 | | 32:02:18 | | Wright Michael & Macdonald Luke | ATC Pirbright | 94 | | | | | |  |
Macdonald Oliver | 33.2 | | | 124 | 1 | 0 | 0 | 0 | | |
| 2009 | | 33:10:49 | | Macdonald Peter & Macdonald Oliver | Independent | 124 | | | | | |  |
Macdonald P J | 32.6 | | | 101 | 1 | 0 | 0 | 0 | | |
| 1993 | | 32:38:05 | | Macdonald P J & Chapman R C | 1 st Wraysbury Scouts | 101 | | | | | |  |
Macdonald Peter | 33.2 | | | 124 | 1 | 0 | 0 | 0 | | |
| 2009 | | 33:10:49 | | Macdonald Peter & Macdonald Oliver | Independent | 124 | | | | | |  |
MacDonald S | 71.0 | | | 79 | 1 | 0 | 0 | 0 | | |
| 1996 | | 71:00:15 | | Bray Peter D J & MacDonald S | Hereford | 79 | | | | | |  |
Macdonald William | 25.2 | | | 44 | 1 | 0 | 0 | 0 | | |
| 2006 | | 25:14:42 | | Berry Edward & Macdonald William | Richmond | 44 | | | | | |  |
Mace K | 21.0 | | | 14 | 1 | 0 | 0 | 0 | | |
| 1999 | | 21:00:08 | | Mace K & Brent K | Royal Marines | 14 | | | | | Navy |  |
Macfarlane Peter | 21.9 | | | 18 | 1 | 0 | 0 | 0 | | |
| 2004 | | 21:54:20 | | Rydin-Orwin Phil & Macfarlane Peter | Exeter | 18 | | | | | |  |
MacFarlane R | 36.5 | | | 81 | 1 | 0 | 0 | 0 | | |
| 1981 | | 36:27:45 | | Breeze P M & MacFarlane R | 6 Fd. Force Ordnance Coy. | 81 | | | | | |  |
Machin A J | 30.1 | | | 141 | 1 | 0 | 0 | 0 | | |
| 1987 | | 30:04:38 | | Machin A J & Daubney M | 25th Engineer Regiment | 141 | | | | | |  |
Machin H G | 26.3 | | | 82 | 1 | 0 | 0 | 0 | | |
| 1992 | | 26:19:55 | | Machin H G & Neall L | E. London Venture Scouts | 82 | | | | | |  |
Machin M | 25.3 | | | 73 | 1 | 0 | 0 | 0 | | |
| 1985 | | 25:15:37 | | Cattermole J D & Machin M | Lewes and Worthing Scouts | 73 | | | | | |  |
Machin T | 21.0 | | | 24 | 2 | 0 | 0 | 0 | | |
| 1988 | | 21:20:30 | | Machin T & Wildish T C | Royal Engineers | 31 | | | | | |  |
| 1990 | | 20:37:57 | | Machin T & Wildish T C | Royal Military Col. of Science | 17 | | | | | |  |
Macintyre Tadug | 23.9 | | | 31 | 1 | 0 | 0 | 0 | | |
| 2002 | | 23:51:30 | | Grattan Olivia & Macintyre Tadug | Irish Canoe Union | 31 | | | | | |  |
Mack Julian | 28.5 | | | 106 | 1 | 0 | 0 | 0 | | |
| 2009 | | 28:32:25 | | Mack Julian & Mee Jim | Independent | 106 | | | | | |  |
Mackay D | 31.5 | | | 14 | 1 | 0 | 0 | 0 | | |
| 1962 | | 31:27:00 | | Mackay D & Ledsom G | JLR RE | 14 | | | | | |  |
Mackay D J | 27.4 | | | 85 | 3 | 0 | 0 | 0 | | |
| 1988 | | 29:11:30 | | Mackay D J & Bushell A R | Winchester & District | 114 | | | | | |  |
| 1990 | | 26:52:29 | | Mackay D J & Webb J A | Winchester & District | 101 | | | | | |  |
| 1996 | | 26:12:51 | | Bell Susan Margaret & Mackay D J | Winchester & District | 39 | | | | | |  |
Mackay Sam | 25.4 | | | 63 | 1 | 0 | 0 | 0 | | |
| 2017 | | 25:22:30 | | Vickers Liam & Mackay Sam | Royal Engineers | 63 | | | | | |  |
Mackenzie Alex | 22.4 | | | 20 | 1 | 0 | 0 | 0 | | |
| 2002 | | 22:25:04 | | Smedley R A B & Mackenzie Alex | RMA Sandhurst | 20 | | | | | |  |
Mackenzie Brian | 25.5 | | | 42 | 1 | 0 | 0 | 0 | | |
| 2005 | | 25:31:57 | | Maccallum Iain & Mackenzie Brian | Royal Electrical & Mechanical Engineers | 42 | | | | | |  |
Mackenzie I | 34.5 | | | 22 | 1 | 0 | 0 | 0 | | |
| 1962 | | 34:31:30 | | Budworth G & Mackenzie I | Thames Div Police | 22 | | | | | |  |
Mackenzie K J | 23.8 | | | 50 | 3 | 0 | 0 | 0 | | |
| 1984 | | 24:22:24 | | Woodruff R & Mackenzie K J | RAF | 60 | | | | | |  |
| 1985 | | 23:05:50 | | Mackenzie K J & Parker F E | RAF CA | 48 | | | | | RAF |  |
| 1991 | | 23:59:55 | | Mackenzie K J & Marshall C | Hemel Hempstead | 42 | | | | | |  |
Mackenzie R A F | 21.6 | | | 41 | 1 | 0 | 0 | 0 | | |
| 1987 | | 21:33:56 | | Edwards Roger A & Mackenzie R A F | Blackwater Valley | 41 | | | | | |  |
Mackicham A | 48.8 | | | 44 | 1 | 0 | 0 | 0 | | |
| 1963 | | 48:50:15 | | Mackicham A & Vincent R | RAF Henlow | 44 | | | | | |  |
Mackinnon Andrew | 35.0 | | | 107 | 1 | 0 | 0 | 0 | | |
| 2011 | | 34:59:25 | | Bailey Christopher & Mackinnon Andrew | The Royal Dragoon Guards | 107 | | | | | |  |
Mackintosh Sarah | 22.8 | | | 31 | 1 | 0 | 0 | 0 | | |
| 1997 | | 22:49:09 | | Mackintosh Sarah & Snook G | Leaside | 31 | | | | | |  |
MacLachlan A | 21.6 | | | 42 | 1 | 0 | 0 | 0 | | |
| 1987 | | 21:34:51 | | Twigge M & MacLachlan A | Royal Engineers | 42 | | | | | |  |
Maclarg Roland | 26.2 | | | 66 | 1 | 0 | 0 | 0 | | |
| 2013 | | 26:12:08 | | Cooper David & Maclarg Roland | Southampton & Independent | 66 | | | | | |  |
Maclean A | 26.8 | | | 100 | 1 | 0 | 0 | 0 | | |
| 1990 | | 26:45:06 | | Maclean A & Ellis A L E | GATW | 100 | | | | | |  |
Maclean J | 32.1 | | | 78 | 1 | 0 | 0 | 0 | | |
| 1995 | | 32:05:25 | | Maclean J & Marriott A C J | Army Trg. Regt. Winchester | 78 | | | | | |  |
Macleod J B | 31.5 | | | 30 | 1 | 0 | 0 | 0 | | |
| 1970 | | 31:31:20 | | Macleod J B & Potter A M | RMA Sandhurst | 30 | | | | | |  |
Macleod Kirsty | 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 | | | | | |  |
MacLeod Morna Lelsey | 24.3 | | | 62 | 1 | 0 | 0 | 0 | | |