 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Limbu Ganga | 37.8 | | | 130 | 1 | 0 | 0 | 0 | | |
| 2014 | FB | 37:46:19 | | Limbu Ganga & Martell Charles | Army Canoe Union | 130 | | | | | |  |
Lincoln B J | 20.9 | | | 23 | 4 | 0 | 0 | 0 | | |
| 1988 | | 20:29:45 | | Lincoln B J & Hodgson C G | Wokingham Scouts | 27 | | | | | |  |
| 1991 | | 23:34:07 | | Lincoln K J & Lincoln B J | Wokingham Scouts | 39 | | | | | |  |
| 1995 | | 20:17:00 | | Fielden Paul & Lincoln B J | Bradford on Avon & Wokingham Scouts | 20 | | | | | |  |
| 1996 | | 19:06:12 | | Fielden Paul & Lincoln B J | Bradford on Avon | 5 | | | | | |  |
Lincoln K J | 21.9 | | | 28 | 2 | 0 | 0 | 0 | | |
| 1986 | | 20:18:18 | | Williams D J & Lincoln K J | Wokingham Scouts | 17 | | | | | |  |
| 1991 | | 23:34:07 | | Lincoln K J & Lincoln B J | Wokingham Scouts | 39 | | | | | |  |
Lindop Holly | 25.1 | | | 81 | 1 | 0 | 0 | 0 | | |
| 2010 | | 25:08:13 | | Bouch Mark & Lindop Holly | Devizes | 81 | | | | | |  |
Lindsay Craig | 26.4 | | | 61 | 1 | 0 | 0 | 0 | | |
| 2011 | | 26:22:05 | | Lindsay Craig & Ryan Enda | Southampton | 61 | | | | | |  |
Lindsay Jeff | 24.5 | | | 56 | 1 | 0 | 0 | 0 | | |
| 2014 | | 24:32:00 | | Berchtold Oliver & Lindsay Jeff | Richmond | 56 | | | | | |  |
Lindsey R | 28.1 | | | 102 | 1 | 0 | 0 | 0 | | |
| 1984 | | 28:07:01 | | Powell M & Lindsey R | Independent | 102 | | | | | |  |
Line R J | 30.4 | | | 71 | 1 | 0 | 0 | 0 | | |
| 1997 | | 30:24:58 | | Rogers R I & Line R J | Woodmill | 71 | | | | | |  |
Linington M W | 33.9 | | | 89 | 1 | 0 | 0 | 0 | | |
| 1991 | | 33:53:27 | | Guy Damon & Linington M W | Surrey Docks Sports Centre & Adt London Marathon | 89 | | | | | |  |
Linkin P | 72.9 | | | 159 | 1 | 0 | 0 | 0 | | |
| 1990 | | 72:56:40 | | Linkin P & Coleman C J | Portsmouth Poly | 159 | | | | | |  |
Linton Andrew | 26.0 | | | 83 | 1 | 0 | 0 | 0 | | |
| 2015 | | 26:00:51 | | Linton Andrew & Sanderson Michael | Independent | 83 | | | | | |  |
Lister R J | 47.2 | | | 126 | 1 | 0 | 0 | 0 | | |
| 1992 | | 47:13:30 | | Lister R J & Bowskill M A | South Humber District S | 126 | | | | | |  |
Litherland J F | 29.8 | | | 2 | 2 | 0 | 2 | 0 | | |
| 1950 | | 35:12:00 | | Bruce H G & Litherland J F | RM Amphibious School | 2 | | | 1 | | |  |
| 1951 | | 24:21:00 | | Bruce H G & Litherland J F | RM Amphibious School | 2 | | | 1 | | |  |
Little Alexander | 21.7 | | | 23 | 1 | 0 | 0 | 0 | | |
| 2015 | | 21:43:19 | | Hayward Sam & Little Alexander | Devizes | 23 | | | | | |  |
Little M | 29.4 | | | 57 | 1 | 0 | 0 | 0 | | |
| 1979 | | 29:24:37 | | Park J D L & Little M | West Midlands Police | 57 | | | | | |  |
Little R J | 21.4 | | | 24 | 4 | 0 | 0 | 0 | | |
| 1979 | | 23:27:38 | | Gillman C R & Little R J | Totness | 38 | | | | | |  |
| 1980 | | 22:05:10 | | Gillman C R & Little R J | Totness | 26 | | | | | |  |
| 1982 | | 19:30:21 | | Gillman C R & Little R J | Totness | 13 | | | | | |  |
| 1985 | | 20:31:07 | | Gillman C R & Little R J | Totness | 17 | | | | | |  |
Littlehales Kevin | 19.6 | | | 7 | 1 | 0 | 0 | 0 | | |
| 2008 | | 19:33:15 | | Littlehales Kevin & Unwin Nigel | Bristol & Bradford On Avon | 7 | | | | | Lee |  |
Livermore Luke | 21.4 | | | 24 | 1 | 0 | 0 | 0 | | |
| 2009 | | 21:24:15 | | Morris Sean & Livermore Luke | Royal Engineers | 24 | | | | | |  |
Livesey D M | 25.5 | | | 56 | 1 | 0 | 0 | 0 | | |
| 1995 | | 25:28:30 | | Graham M D & Livesey D M | Wellington College | 56 | | | | | |  |
Livingstone Duncan | 23.6 | | | 41 | 3 | 0 | 0 | 0 | | |
| 2014 | | 23:49:26 | | Johnson Gary & Livingstone Duncan | Independent | 46 | | | | | |  |
| 2017 | | 23:57:23 | | Johnson Gary & Livingstone Duncan | Artists Rifles | 43 | | | | | |  |
| 2019 | | 23:01:28 | | Johnson Gary & Livingstone Duncan | Artists Rifles | 33 | | | | | |  |
Livingstone N M | 32.4 | | | 102 | 3 | 0 | 0 | 0 | | |
| 1989 | | 34:19:32 | | Jones C D & Livingstone N M | Independent | 108 | | | | | |  |
| 1990 | | 27:22:10 | | Livingstone N M & Worsley S D | Lowestoft & District | 106 | | | | | |  |
| 1995 | | 35:24:55 | | Livingstone N M & Jones C D | Lowestoft & District | 91 | | | | | |  |
Llewellyn Gareth | 23.7 | | | 53 | 1 | 0 | 0 | 0 | | |
| 2009 | | 23:40:27 | | Adams Peter & Llewellyn Gareth | Macclesfield & District | 53 | | | | | |  |
Llewelyn-Usher Henry | 22.6 | | | 25 | 1 | 0 | 0 | 0 | | |
| 2013 | | 22:37:16 | | Seddon Andrew & Llewelyn-Usher Henry | Grenadier Guards & Welsh Guards | 25 | | | | | |  |
lllston A | 24.7 | | | 91 | 1 | 0 | 0 | 0 | | |
| 1987 | C2 | 24:41:20 | | Brant B C & lllston A | Melton District Scout | 91 | | | | | |  |
Lloyd C P | 45.6 | | | 55 | 1 | 0 | 0 | 0 | | |
| 1971 | | 45:37:24 | | Lloyd C P & Imamzade Z | RAF Abington | 55 | | | | | |  |
Lloyd P | 40.5 | | | 98 | 2 | 0 | 0 | 0 | | |
| 1991 | | 32:31:35 | | Lloyd P & Mason B | Independent | 80 | | | | | |  |
| 1991 | | 48:24:58 | | Shutler M & Lloyd P | T.S. Steadfast S. | 115 | | | | | |  |
Lloyd Ross | 20.1 | | | 5 | 1 | 0 | 0 | 0 | | |
| 2003 | | 20:09:00 | | Hendron Richard & Lloyd Ross | Richmond | 5 | | | | | |  |
Lloyd S | 30.3 | | | 98 | 2 | 0 | 0 | 0 | | |
| 1987 | | 37:04:40 | | Woodley B & Lloyd S | East Devon Alpine Club | 151 | | | | | |  |
| 1994 | | 23:28:06 | | Egan R & Lloyd S | Worcester | 44 | | | | | |  |
Lo Helen | 23.6 | | | 47 | 2 | 0 | 0 | 0 | | |
| 2007 | | 24:20:26 | | Lo Joseph & Lo Helen | Southampton | 49 | | | | | |  |
| 2009 | | 22:48:37 | | Lo Joseph & Lo Helen | Southampton | 45 | | | | | |  |
Lo J A | 24.7 | | | 52 | 1 | 0 | 0 | 0 | | |
| 1994 | | 24:40:11 | | Lo J A & Lo P | Southend & Stubbers | 52 | | | | | |  |
Lo Joseph | 23.6 | | | 47 | 2 | 0 | 0 | 0 | | |
| 2007 | | 24:20:26 | | Lo Joseph & Lo Helen | Southampton | 49 | | | | | |  |
| 2009 | | 22:48:37 | | Lo Joseph & Lo Helen | Southampton | 45 | | | | | |  |
Lo Lisa | 24.7 | | | 76 | 1 | 0 | 0 | 0 | | |
| 2010 | | 24:42:50 | | Lo Peter & Lo Lisa | Ribble | 76 | | | | | |  |
Lo P | 24.7 | | | 52 | 1 | 0 | 0 | 0 | | |
| 1994 | | 24:40:11 | | Lo J A & Lo P | Southend & Stubbers | 52 | | | | | |  |
Lo Peter | 24.7 | | | 76 | 1 | 0 | 0 | 0 | | |
| 2010 | | 24:42:50 | | Lo Peter & Lo Lisa | Ribble | 76 | | | | | |  |
Loader J M | 26.8 | | | 60 | 2 | 0 | 0 | 0 | | |
| 1983 | | 29:30:25 | | Loader J M & Gardiner S | Harlow Outdoor Pursuits | 52 | | | | | |  |
| 1986 | | 24:04:46 | | Glasgow J & Loader J M | Harlow Outdoor Pursuits | 67 | | | | | |  |
Lock Jaine | 28.5 | | | 84 | 1 | 0 | 0 | 0 | | |
| 2012 | | 28:28:53 | | Lock Jaine & Mason David | Independent | 84 | | | | | |  |
Locke D | 23.1 | | | 31 | 1 | 0 | 0 | 0 | | |
| 1999 | | 23:06:36 | | Locke D & Young Gill | Artists Rifles | 31 | | | | | |  |
Lockwood R J | 35.9 | | | 59 | 1 | 0 | 0 | 0 | | |
| 1996 | | 35:52:38 | | Lockwood R J & Vaughan R E | Ilford East District Scouts | 59 | | | | | |  |
Lockwood Richard | 30.0 | | | 69 | 1 | 0 | 0 | 0 | | |
| 2002 | | 30:02:20 | | Lockwood Richard & Vaughan Russell | Independent | 69 | | | | | |  |
Lockyer D R | 21.1 | | | 25 | 3 | 0 | 0 | 0 | | |
| 1993 | | 21:37:15 | | Blackburn M & Lockyer D R | Royal Engineers | 41 | | | | | |  |
| 1994 | | 21:15:34 | | Sykes Jason & Lockyer D R | Royal Engineers | 24 | | | | | |  |
| 1996 | | 20:29:50 | | Lockyer D R & Smith D N | Royal Engineers | 9 | | | | | |  |
Lockyer David | 26.0 | | | 61 | 1 | 0 | 0 | 0 | | |