 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Hardwick R | 19.9 | | | 5 | 1 | 0 | 0 | 0 | | |
| 1984 | | 19:53:37 | | Dodd P & Hardwick R | RAF CA | 5 | | | | | RAF |  |
Hardwick Rob | 35.7 | | | 127 | 1 | 0 | 0 | 0 | | |
| 2009 | | 35:44:16 | | Emery Matt & Hardwick Rob | Southampton & Bath | 127 | | | | | |  |
Hardy J S | 43.1 | | | 16 | 2 | 0 | 0 | 0 | | |
| 1958 | | 55:27:00 | | Turner R E & Hardy J S | Metropolitan Police | 9 | | | | | |  |
| 1959 | | 30:48:05 | | Milgate J & Hardy J S | Thames Police Athletic Club | 22 | | | | | |  |
Hardy L | 29.0 | | | 44 | 1 | 0 | 0 | 0 | | |
| 1972 | | 28:57:27 | | Stevenson J A & Hardy L | RAF High Wycombe & RAF Wyton | 44 | | | | | |  |
Hardy M A | 35.0 | | | 89 | 1 | 0 | 0 | 0 | | |
| 1995 | | 34:59:45 | | Hardy M A & Gear M | Wiltshire Police | 89 | | | | | |  |
Hardy T P | 21.9 | | | 2 | 2 | 1 | 1 | 0 | | |
| 1960 | | 23:01:00 | | Hardy T P & Cann J P | 22 | 1 | | 1 | | | |  |
| 1961 | | 20:42:45 | | Hardy T P & Cann J P | 22 | 2 | | | 1 | | |  |
Hare D | 25.0 | | | 48 | 1 | 0 | 0 | 0 | | |
| 1991 | C2 | 25:02:26 | | Hussey Karen & Hare D | Herts Fire & Rescue | 48 | | | | | |  |
Hargrave A J | 57.0 | | | 118 | 1 | 0 | 0 | 0 | | |
| 1991 | | 57:02:55 | | Hargrave A J & Jones J | Independent | 118 | | | | | |  |
Hargrave Stephen (Teddington) | 19.8 | | | 20 | 1 | 0 | 0 | 0 | | |
| 2022 | | 19:47:51 | | Latvenas Arnoldas & Hargrave Stephen | Richmond | 20 | | | | | |  |
Hargreaves Ben | 26.5 | | | 88 | 1 | 0 | 0 | 0 | | |
| 2014 | | 26:28:18 | | Hargreaves Ben & Cope Elise | Independent | 88 | | | | | |  |
Hargreaves G | 22.5 | | | 27 | 1 | 0 | 0 | 0 | | |
| 1999 | | 22:27:57 | | Verstringhe J G & Hargreaves G | RMA Sandhurst | 27 | | | | | |  |
Hargreaves P W | 26.5 | | | 98 | 1 | 0 | 0 | 0 | | |
| 1990 | | 26:32:24 | | Hargreaves P W & Whiteside S J | Jersey | 98 | | | | | |  |
Harkin J | 42.5 | | | 98 | 9 | 0 | 0 | 0 | | |
| 1990 | | 72:09:45 | | Harkin J & Ozols A | 22 Ordnance Company (V) | 156 | | | | | |  |
| 1991 | | 45:27:23 | | Hutchinson R & Harkin J | 22 Ordnance Company (V) | 109 | | | | | |  |
| 1992 | | 45:56:10 | | Harkin J & Ferry John | 22 Ordnance Company (V) | 123 | | | | | |  |
| 1994 | | 38:18:53 | | Harkin J & Ferry John | 67 Stores Sqn (V) | 102 | | | | | |  |
| 1995 | | 38:54:14 | | Ferry John & Harkin J | 67 Stores Sqn (V) | 103 | | | | | |  |
| 1996 | | 38:56:40 | | Harkin J & Ferry John | 67 Stores Sqn (V) | 70 | | | | | |  |
| 1997 | | 36:49:33 | | Harkin J & Ferry John | 63 Stores Sqn (V) | 87 | | | | | |  |
| 1998 | | 27:28:40 | | Harkin J & Ferry John | 67 Stores Sqn (V) | 41 | | | | | |  |
| 1999 | | 38:08:38 | | Harkin J & Ferry John | 67 Stores Sqn (V) | 89 | | | | | |  |
Harking A D | 27.5 | | | 55 | 1 | 0 | 0 | 0 | | |
| 1980 | | 27:29:37 | | Harking A D & Owen C L | Royal Military Col. of Science | 55 | | | | | |  |
Harland James | 31.7 | | | 99 | 1 | 0 | 0 | 0 | | |
| 2019 | | 31:41:40 | | Harland James & Gould Robin | Independent | 99 | | | | | |  |
Harley Thor | 23.1 | | | 30 | 3 | 0 | 0 | 0 | | |
| 2012 | C2 | 23:38:41 | | Harley Thor & Webb Michael | Richmond | 31 | | | | | |  |
| 2013 | C2 | 22:31:14 | | Webb Michael & Harley Thor | Richmond | 24 | | | | | |  |
| 2015 | C2 | 23:00:36 | | Finlayson Daniel & Harley Thor | Richmond | 35 | | | | | |  |
Harney A W | 26.0 | | | 47 | 2 | 0 | 0 | 0 | | |
| 1978 | | 25:39:28 | | Harney A W & Berry K D | Royal Marines | 41 | | | | | |  |
| 1979 | | 26:15:08 | | Harney A W & Harney M T | Royal Marines Reserve - Bristol | 52 | | | | | |  |
Harney M T | 26.3 | | | 52 | 1 | 0 | 0 | 0 | | |
| 1979 | | 26:15:08 | | Harney A W & Harney M T | Royal Marines Reserve - Bristol | 52 | | | | | |  |
Harper Gary | 24.0 | | | 36 | 2 | 0 | 0 | 0 | | |
| 2008 | | 23:29:45 | | Harper Gary & Raby Seb | Banbury & District | 25 | | | | | |  |
| 2013 | | 24:35:29 | | Harper Gary & Davison Max | Banbury & District | 46 | | | | | |  |
Harper M | 50.3 | | | 46 | 1 | 0 | 0 | 0 | | |
| 1976 | | 50:20:50 | | Mayrhofer G & Harper M | Independent | 46 | | | | | |  |
Harpham Richard | 24.7 | | | 55 | 2 | 0 | 0 | 0 | | |
| 2016 | | 22:43:40 | | Enconnere Julien & Harpham Richard | Viking Kc | 27 | | | | | |  |
| 2017 | C2 | 26:40:26 | | Campbell Robert H & Harpham Richard | Old Bedfordians | 83 | | | | | |  |
Harras John mark | 24.0 | | | 29 | 1 | 0 | 0 | 0 | | |
| 2008 | C2 | 24:00:35 | | Binion Wade & Harras John mark | Texas Canoe Racing Assoc. | 29 | | | | | Overseas |  |
Harraway Pete | 28.5 | | | 85 | 1 | 0 | 0 | 0 | | |
| 2011 | | 28:30:23 | | Reynolds Rob & Harraway Pete | 1 Rifles & Independent | 85 | | | | | |  |
Harries C D | 23.3 | | | 4 | 1 | 0 | 0 | 0 | | |
| 1966 | | 23:19:30 | | Harries C D & Wilkinson F P | RMA Sandhurst | 4 | | | | | |  |
Harrington R | 30.7 | | | 7 | 1 | 0 | 0 | 0 | | |
| 1957 | FB | 30:40:15 | | Harrington R & Miller P | Royal Marines | 7 | | | | | Tyne |  |
Harris C | 61.7 | | | 64 | 1 | 0 | 0 | 0 | | |
| 1961 | | 61:45:00 | | Beale A & Harris C | BCU | 64 | | | | | |  |
Harris Dan | 23.9 | | | 36 | 2 | 0 | 0 | 0 | | |
| 1997 | | 21:10:18 | | Bonin-Casey P & Harris Dan | Royal Marines | 15 | | | | | |  |
| 2002 | | 26:34:35 | | Harris Dan & Santosh Jamie | Royal Marines Reserve - London | 56 | | | | | |  |
Harris Dianne | 32.7 | | | 144 | 1 | 0 | 0 | 0 | | |
| 1987 | | 32:40:30 | | Lancaster J M & Harris Dianne | HMS Dalriada | 144 | | | | | |  |
Harris E | 33.0 | | | 8 | 1 | 0 | 0 | 0 | | |
| 1951 | | 33:01:00 | | Garnett O & Harris E | Romford | 8 | | | | | |  |
Harris I G | 22.5 | | | 45 | 1 | 0 | 0 | 0 | | |
| 1982 | | 22:32:35 | | Davidson R S & Harris I G | 28 A. E. Regt. | 45 | | | | | |  |
Harris J | 43.7 | | | 13 | 2 | 0 | 0 | 0 | | |
| 1957 | | 50:32:00 | | Harris J & Saggerson V | Whippet | 13 | | | | | |  |
| 1959 | | 36:47:50 | | Harris J & Chapman T | Whippet | 12 | | | | | |  |
Harris J O | 47.1 | | | 44 | 1 | 0 | 0 | 0 | | |
| 1968 | | 47:09:30 | | August V A & Harris J O | Westland Apprentices | 44 | | | | | |  |
Harris John | 23.7 | | | 54 | 1 | 0 | 0 | 0 | | |
| 2009 | | 23:42:39 | | Bracey Dan & Harris John | Bristol UOTC | 54 | | | | | University |  |
Harris K G | 22.2 | | | 36 | 2 | 0 | 0 | 0 | | |
| 1984 | | 23:24:06 | | Harris K G & Grimshaw C A | 12th Ruislip Venture Scouts | 48 | | | | | |  |
| 1986 | | 21:02:36 | | Grimshaw C A & Harris K G | Viking (1st Walton on Thames) Service Crew | 23 | | | | | |  |
Harris M | 24.1 | | | 35 | 2 | 0 | 0 | 0 | | |
| 1978 | | 25:39:07 | | Harris M & Dennis K | Pangbourne | 40 | | | | | |  |
| 1979 | | 22:33:56 | | Harris M & Butt D | Pangbourne | 29 | | | | | |  |
Harris Matt | 33.4 | | | 109 | 1 | 0 | 0 | 0 | | |
| 2017 | C2 | 33:24:39 | | Turner Lloyd & Harris Matt | 23rd Salisbury Scout Group | 109 | | | | | |  |
Harris Matthew | 30.0 | | | 98 | 1 | 0 | 0 | 0 | | |
| 2019 | C2 | 29:57:20 | | Turner Lloyd & Harris Matthew | 23Rd Salisbury | 98 | | | | | |  |
Harris P V | 30.5 | | | 23 | 1 | 0 | 0 | 0 | | |
| 1968 | | 30:31:00 | | Harris P V & Davie A | RAF Cranwell | 23 | | | | | |  |
Harris Peter | 25.2 | | | 42 | 7 | 0 | 0 | 0 | | |
| 1985 | | 23:11:38 | | Emmerson N & Harris Peter | 1st Btn. Devon & Dorset Regt. | 50 | | | | | |  |
| 1986 | | 21:24:45 | | Emmerson N & Harris Peter | 1st Btn. Devon & Dorset Regt. | 32 | | | | | |  |
| 1995 | | 24:36:10 | | Pullen G D & Harris Peter | Surrey Police | 50 | | | | | |  |
| 1996 | | 33:54:10 | | Rogers J P R & Harris Peter | Blackwater Valley | 55 | | | | | |  |