 | | | | Av Time | | | Place | Races | 1st | 2nd | 3rd | Trophies | |
Pearson J | 21.6 | | | 30 | 2 | 0 | 0 | 0 | | |
| 1980 | | 21:38:11 | | Walters P & Pearson J | Royal Marines | 22 | | | | | |  |
| 1982 | | 21:38:31 | | Pearson J & Bevan I | Royal Marines | 38 | | | | | |  |
Pearson J D | 23.4 | | | 57 | 1 | 0 | 0 | 0 | | |
| 1985 | | 23:25:28 | | Bennett S J & Pearson J D | Independent | 57 | | | | | |  |
Pearson Jacqueline | 26.4 | | | 85 | 1 | 0 | 0 | 0 | | |
| 1985 | | 26:21:22 | | Hogg P & Pearson Jacqueline | West Cumbria | 85 | | | | | |  |
Pearson James | 23.9 | | | 41 | 4 | 0 | 0 | 0 | | |
| 2011 | | 23:08:51 | | Kantolinna Blair & Pearson James | Southampton | 24 | | | | | |  |
| 2012 | | 23:08:24 | | Kantolinna Blair & Pearson James | Southampton | 25 | | | | | |  |
| 2014 | | 24:59:18 | | Ryan Enda & Pearson James | Southampton | 64 | | | | | |  |
| 2017 | | 24:13:43 | | Ryan Enda & Pearson James | Southampton | 51 | | | | | |  |
Pearson M H | 25.3 | | | 18 | 1 | 0 | 0 | 0 | | |
| 1969 | | 25:18:49 | | Forshaw J & Pearson M H | 7 Para RHA | 18 | | | | | |  |
Pearson M T | 36.5 | | | 112 | 1 | 0 | 0 | 0 | | |
| 1985 | | 36:32:45 | | Pearson P & Pearson M T | Independent | 112 | | | | | |  |
Pearson P | 36.5 | | | 112 | 1 | 0 | 0 | 0 | | |
| 1985 | | 36:32:45 | | Pearson P & Pearson M T | Independent | 112 | | | | | |  |
Pearson S R | 21.2 | | | 27 | 2 | 0 | 0 | 0 | | |
| 1988 | | 20:26:40 | | Pearson S R & Masters R J | Reading and Leighton Park | 26 | | | | | |  |
| 1990 | | 21:58:22 | | Pearson S R & Brookes J M | Royal Electrical & Mechanical Engineers | 28 | | | | | |  |
Pearson T | 35.1 | | | 20 | 1 | 0 | 0 | 0 | | |
| 1965 | | 35:05:15 | | Stableford B T & Pearson T | RAF Oakington | 20 | | | | | |  |
Pease C | 24.1 | | | 66 | 1 | 0 | 0 | 0 | | |
| 1985 | | 24:05:44 | | Slater J & Pease C | Richmond | 66 | | | | | |  |
Pease Susan Jane | 29.0 | | | 116 | 1 | 0 | 0 | 0 | | |
| 1990 | | 28:59:38 | | Samuels Elaine Mary & Pease Susan Jane | Independent | 116 | | | | | |  |
Peat W J | 47.3 | | | 8 | 1 | 0 | 0 | 0 | | |
| 1956 | | 47:21:00 | | Nobbs C K & Peat W J | RMA Sandhurst | 8 | | | | | |  |
Peatman Jon | 28.6 | | | 88 | 1 | 0 | 0 | 0 | | |
| 2011 | | 28:38:18 | | Peatman Jon & Shaw David | Cambridge Uotc | 88 | | | | | |  |
Peatroy Pamela Joyce | 26.0 | | | 57 | 1 | 0 | 0 | 0 | | |
| 1991 | | 25:57:59 | | Kilham P T & Peatroy Pamela Joyce | Regents | 57 | | | | | |  |
Pedlar Dave | 18.1 | | | 4 | 2 | 0 | 1 | 0 | | |
| 2007 | | 18:41:45 | | West Stuart & Pedlar Dave | Worcester | 5 | | | | | |  |
| 2008 | | 17:33:15 | | Pedlar Dave & West Stuart | Worcester | 2 | | | 1 | | |  |
Pedley Andrew | 24.3 | | | 33 | 2 | 0 | 0 | 0 | | |
| 2005 | | 26:14:33 | | Pedley Andrew & Giles Andrew | Lincoln | 47 | | | | | |  |
| 2006 | | 22:27:24 | | Giles Andrew & Pedley Andrew | Lincoln | 19 | | | | | |  |
Pedley Mark | 24.3 | | | 31 | 1 | 0 | 0 | 0 | | |
| 1998 | | 24:18:04 | | Pedley Mark & Williams Alan | Northampton | 31 | | | | | |  |
Pedley Matt | 24.6 | | | 53 | 2 | 0 | 0 | 0 | | |
| 2011 | | 23:25:50 | | Pedley Matt & Stobbart Daniel | Metropolitan Police | 29 | | | | | Police |  |
| 2014 | | 25:45:23 | | Pedley Matt & Weston Helen | Metropolitan Police | 77 | | | | | |  |
Pedley Matthew | 25.1 | | | 44 | 3 | 0 | 0 | 0 | | |
| 2004 | | 25:28:17 | | Hornsby Alistair & Pedley Matthew | Fire Service & Metropolitan Police | 41 | | | | | |  |
| 2005 | | 25:54:04 | | Pedley Matthew & Hornsby Alistair | Metropolitan Police | 45 | | | | | Police |  |
| 2007 | | 24:01:39 | | Saunders Mark & Pedley Matthew | Metropolitan Police | 47 | | | | | |  |
Pedley R | 33.3 | | | 75 | 4 | 0 | 0 | 0 | | |
| 1962 | | 34:16:00 | | Pedley R & Owens T | 1st Royal Welch F | 20 | | | | | |  |
| 1993 | FB | 28:57:50 | | Webster B & Pedley R | Artists Rifles | 96 | | | | | |  |
| 1994 | FB | 30:25:34 | | Webster B & Pedley R | Artists Rifles | 90 | | | | | |  |
| 1997 | FB | 39:27:33 | | Pedley R & Stanford J | Artists Rifles | 94 | | | | | |  |
Peers W R | 36.8 | | | 86 | 1 | 0 | 0 | 0 | | |
| 1997 | | 36:49:17 | | Peers W R & Davies D N | Falcon | 86 | | | | | |  |
Peet G | 40.2 | | | 162 | 1 | 0 | 0 | 0 | | |
| 1987 | | 40:11:50 | | McMaberley M C & Peet G | C. Coy 5 RRF | 162 | | | | | |  |
Pegnier J P | 40.8 | | | 47 | 1 | 0 | 0 | 0 | | |
| 1969 | | 40:48:29 | | Beissel D & Pegnier J P | Para-Commando Belgium | 47 | | | | | |  |
Pelling Max | 21.8 | | | 21 | 2 | 0 | 0 | 0 | | |
| 2014 | | 21:42:05 | | Dyson Steve & Pelling Max | ACU Parachute Regiment | 21 | | | | | |  |
| 2016 | | 21:59:58 | | Pelling Max & Goss Ollie | Army Canoe Union | 20 | | | | | |  |
Pemble D A | 18.7 | | | 6 | 2 | 0 | 0 | 0 | | |
| 1987 | | 18:45:45 | | Turrell G P & Pemble D A | Richmond | 7 | | | | | |  |
| 1988 | | 18:41:00 | | Murray F & Pemble D A | Richmond | 5 | | | | | |  |
Pendall R E | 22.6 | | | 0 | 1 | 0 | 0 | 0 | | |
| 1988 | | 22:34:43 | | Pendall R E & Ponsford R | Crawley | | | | | | |  |
Pender Kieron | 24.4 | | | 73 | 1 | 0 | 0 | 0 | | |
| 2010 | | 24:25:42 | | Luton Mark & Pender Kieron | Metropolitan Police | 73 | | | | | |  |
Pendery A | 20.7 | | | 24 | 1 | 0 | 0 | 0 | | |
| 1989 | | 20:42:45 | | Pendery A & Bevan G J | Royal | 24 | | | | | |  |
Pendle Dyson | 18.9 | | | 6 | 4 | 0 | 1 | 1 | | |
| 1977 | | 21:00:20 | | Gale K A & Pendle Dyson | 35th Norwich Sea Scouts | 13 | | | | | Scouts |  |
| 1978 | | 18:55:21 | | Pendle Dyson & Pearson A D | 35th Norwich Sea Scouts | 5 | | | | | Scouts |  |
| 1979 | | 17:06:40 | | Pearson A D & Pendle Dyson | 35th Norwich Sea Scouts | 3 | | | | 1 | Scouts |  |
| 1981 | | 18:24:13 | | Pendle Dyson & Day J | 35th Norwich Sea Scouts | 2 | | | 1 | | Scouts |  |
Penfold Matthew | 27.3 | | | 94 | 1 | 0 | 0 | 0 | | |
| 2015 | | 27:19:53 | | Penfold Matthew & Sloan Daniel | Devizes | 94 | | | | | |  |
Penley R D | 32.2 | | | 11 | 2 | 0 | 0 | 1 | | |
| 1959 | | 28:10:00 | | Crook W & Penley R D | Parachute Regiment | 3 | | | | 1 | |  |
| 1960 | | 36:10:00 | | Thorpe J L & Penley R D | 1 Para | 18 | | | | | |  |
Penn R W | 37.0 | | | 65 | 2 | 0 | 0 | 0 | | |
| 1979 | | 35:04:39 | | Ellis R J & Penn R W | Maidenhead A C | 62 | | | | | |  |
| 1983 | | 38:57:36 | | Penn R W & Ellis R J | Windsor Swimming Club | 67 | | | | | |  |
Pennell S C | 49.5 | | | 74 | 1 | 0 | 0 | 0 | | |
| 1996 | | 49:28:25 | | Pennell S C & Keyatheva D | Christchurch Rowing Club | 74 | | | | | |  |
Pennie-Douglas Fiona | 21.5 | | | 10 | 1 | 0 | 0 | 0 | | |
| 2025 | | 21:30:41 | | Burbeck Katherine & Pennie-Douglas Fiona | Bishops Stortford & Cambridge | 10 | | | | | Ladies,Vet Ladies |  |
Pennock Martin | 26.0 | | | 60 | 1 | 0 | 0 | 0 | | |
| 2007 | | 25:57:45 | | Dobbin Daniel & Pennock Martin | Wargrave | 60 | | | | | |  |
Penny J | 24.0 | | | 29 | 1 | 0 | 0 | 0 | | |
| 1998 | | 23:58:17 | | Graham A & Penny J | Royal Marines Reserve | 29 | | | | | |  |
Penny James | 27.2 | | | 51 | 1 | 0 | 0 | 0 | | |
| 2005 | FB | 27:14:49 | | Smith Richard & Penny James | Royal Marines Reserve | 51 | | | | | Tyne |  |
Penson Tim | 19.8 | | | 6 | 1 | 0 | 0 | 0 | | |
| 2014 | C2 | 19:46:41 | | Penson Tim & Prowse James | Exeter & Hemel Hempstead | 6 | | | | | Canadian |  |
Pentland M J P | 27.4 | | | 54 | 1 | 0 | 0 | 0 | | |
| 1997 | | 27:21:29 | | Pentland M J P & Ive P S | Independent | 54 | | | | | |  |
Pepper Grant | 20.6 | | | 18 | 1 | 0 | 0 | 0 | | |
| 2009 | | 20:38:42 | | Hocking Dan & Pepper Grant | Ascot | 18 | | | | | |  |