| Runner | Event | Time | Distance | Position | Date |
|---|---|---|---|---|---|
| Mark Beagley | Stevenage 5K Series | 20:20 | 5.0km | 83 (MV40) | 13-12-2006 |
| Keith Ritchie | Bedford parkrun | 20:20.04 | 5.0km | (MV45) | 16-06-2012 |
| Maurice Hemingway | Serpentine LFOTM Dec 15 | 20:20 | 5.0km | 76 (3 MV60) | 18-12-2015 |
| Ben Goddard | Pocket Parkrun #38 | 20:20 | 5.0km | 9 PB (1 MV40) | 23-02-2019 |
| Piers Serjeant | The Marston Forest 5k | 20:20 | 5.0km | 36 (13 MV45) | 23-07-2021 |
| Simon Boothby | Bedford Park Run | 20:21 | 5.0km | 9 (2 MV45) | 28-04-2012 |
| Evan Hosking | Gt Eastern FR | 20:21 | 5.0km | 22 PB (3_BU11 JM) | 14-10-2012 |
| Dennis Martin | Peterborough parkrun #78 | 20:21 | 5.0km | 37 (8 MV50) | 01-01-2015 |
| Ethan Dowe | Huntingdon parkrun | 20:21 | 5.0km | 10 (2 JM) | 16-06-2018 |
| Rob Moir | Cambridge parkrun NYD | 20:21 | 5.0km | 29 (4 MV50) | 01-01-2020 |
| Ben Goddard | Its still not Kennys relays (Seniors) Virtual | 20:21 | 5.0km | (MV40) | 18-04-2020 |
| Rob Moir | Cambs parkrun #136 | 20:22 | 5.0km | 36 (6 MV45) | 22-09-2012 |
| Ben Goddard | Gunpowder Parkrun | 20:22 | 5.0km | 10 PB (1 MV40) | 05-11-2016 |
| Mark Beagley | Stevenage 5K Series | 20:23 | 5.0km | 99 (30 MV40) | 15-11-2006 |
| Maurice Hemingway | Serpentine LFOTM Jan 12 | 20:23 | 5.0km | 64 (5 MV55) | 27-01-2012 |
| Tom Hemingway | Bath Skyline parkrun #16 | 20:23 | 5.0km | 7 (1 JM) | 17-01-2015 |
| Adam Harris | Pocket Parkrun #40 | 20:23 | 5.0km | 6 (1 M) | 09-03-2019 |
| Gavin Osborn | Storeys Field parkrun | 20:23 | 5.0km | 59 (7 MV45) | 01-04-2023 |
| Ben Taylor | Pocket parkrun #242 | 20:23 | 5.0km | 14 (14 M) | 17-08-2024 |
| Rob Moir | Cambs Parkrun 5k | 20:24 | 5.0km | 31 PB (3 MV45) | 09-04-2011 |
| Phil Redden | Huntingdon parkrun #58 | 20:24 | 5.0km | 5 (1 MV60) | 31-05-2014 |
| Callum COX | Kettering parkrun | 20:24 | 5.0km | 9 (1 JM) | 27-01-2018 |
| Adam Harris | Pocket parkrun | 20:24 | 5.0km | 10 (M) | 22-06-2019 |
| Steve Childerley | Pocket parkrun #144 | 20:24 | 5.0km | 9 PB (2 MV45) | 06-08-2022 |
| Maurice Hemingway | Aberdeen parkrun | 20:25 | 5.0km | 13 (1 MV55) | 09-06-2012 |