Data provided by Athletics Results UK — visit their site for complete athlete profiles, career PBs, and age-graded scores.
| Name | Gender | Category | Date | Distance | Race | Location | Position | Performance |
|---|---|---|---|---|---|---|---|---|
| Catherine Airey | Female | Senior | parkrun | Castlehaven parkrun # 324 | Castlehaven, IRL | 3 | 23:59 | |
| Peter Chambers | Male | Senior | 3M Relay Leg | Surrey County AA Road Relays | wimbledon | 4 | 14:54 | |
| Makoto Frewin | Male | Senior | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 102 | 23:53 | |
| Neil Middleton | Male | Masters 60 | 200 | Veterans AC Track & Field Championships 2023 (Open To All) | Finsbury Park | 2 | 27.04 | |
| David Sutherland | Male | Masters 50 | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 135 | 25:13 | |
| Rachel Baker | Female | Masters 35 | parkrun | Bournemouth parkrun # 443 | Bournemouth | 23 | 20:07 | |
| Alex W Edwards | Male | Masters 50 | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 133 | 25:12 | |
| Nadi Jahangiri | Male | Masters 60 | parkrun | Highbury Fields parkrun # 549 | Highbury Fields | 53 | 21:38 | |
| Tony Richards | Male | Masters 75 | DT1K | Veterans AC Track & Field Championships 2023 (Open To All) | Finsbury Park | 3 | 29.26 | |
| Aidan Williams | Male | Senior | parkrun | Dulwich parkrun # 535 | dulwich | 8 | 16:56 | |
| Richard Cawdell | Male | Senior | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 303 | 32:20 | |
| Frances Forsyth | Female | Masters 50 | 100 | Veterans AC Track & Field Championships 2023 (Open To All) | Finsbury Park | 4 | 14.83 | |
| Amara Mankodi | Female | Under 16 | 4KNAD | Junior Great North 4K | Newcastle | 276 | 18:18 | |
| James Ross | Male | Masters 35 | parkrun | Margate parkrun # 478 | margate | 1 | 16:53 | |
| Gaia Ashworth | Female | Under 18 | parkrun | Ally Pally parkrun # 513 | Ally Pally | 42 | 23:13 | |
| David Clarkson | Male | Masters 50 | parkrun | Gladstone parkrun # 519 | gladstone | 14 | 20:57 | |
| Joanna Gardner | Female | Masters 35 | parkrun | Wycombe Rye parkrun # 501 | Wycombe Rye | 196 | 28:59 | |
| Wiremu Nicole | Male | Under 20 | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 61 | 22:33 | |
| Luke Tomlinson | Male | Under 16 | parkrun | Highbury Fields parkrun # 549 | Highbury Fields | 16 | 19:10 | |
| Rick Bateson | Male | Masters 45 | parkrun | Finsbury Park parkrun # 602 | Finsbury Park | 114 | 23:44 | |
| Christian Erlandson | Male | Masters 55 | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 193 | 27:47 | |
| Sam Kelly | Male | Senior | parkrun | Wormwood Scrubs parkrun # 561 | Wormwood Scrubs | 3 | 18:59 | |
| Tony Richards | Male | Masters 75 | SP4K | Veterans AC Track & Field Championships 2023 (Open To All) | Finsbury Park | 1 | 10.20 | |
| Natasha Cendrowicz | Female | Masters 55 | parkrun | Hampstead Heath parkrun # 561 | Hampstead Heath | 76 | 23:13 | |
| Frances Forsyth | Female | Masters 50 | 200 | Veterans AC Track & Field Championships 2023 (Open To All) | Finsbury Park | 5 | 31.31 | |
| Neil Middleton | Male | Masters 60 | 100 | Veterans AC Track & Field Championships 2023 (Open To All) | Finsbury Park | 2 | 13.10 | |
| George Sayles | Male | Senior | parkrun | Canons Park parkrun # 295 | Canons Park | 57 | 28:40 | |
| Izzy Ions | Female | Under 18 | 200 | Watford Harriers Open Graded Meetings | Watford | 1 | 26.96 | |
| Joseph Young | Male | Senior | 3000 | Watford Harriers Open Graded Meetings | Watford | 2 | 8:31.39 | |
| Tim Kerr | Male | Masters 35 | Mile | Stan Allen Miles | Tooting Bec | 1 | 5:06.80 | |
| Yasmin Goater | Female | Senior | 3000 | Watford Harriers Open Graded Meetings | Watford | 9 | 10:04.81 | |
| Amon Triba | Male | Senior | 800 | Watford Harriers Open Graded Meetings | Watford | 3 | 2:05.74 | |
| Nicholas Cassell | Male | Senior | HM | The Big Half | Greenwich | 462 | 81:30 | |
| Barbara Poncia | Female | Masters 60 | 100 | Newham & Essex Beagles Track Open Meetings Summer Series 2023 | London (CT) | 6 | 16.69 | |
| Tim Kerr | Male | Masters 35 | HM | The Big Half | Greenwich | 376 | 79:57 | |
| Sabina Russell | Female | Masters 60 | HM | The Big Half | Greenwich | 1292 | 90:01 | |
| Liam Ohuiginn | Male | Masters 40 | HM | The Big Half | Greenwich | 1788 | 94:20 | |
| Aida Turcios | Female | Masters 35 | HM | The Big Half | Greenwich | 1286 | 89:57 | |
| Andres Chau | Male | Senior | HM | The Big Half | Greenwich | 120 | 73:55 | |
| Sean Renfer | Male | Masters 35 | HM | The Big Half | Greenwich | 37 | 68:40 | |
| Yann Lancien | Male | Masters 40 | HM | The Big Half | Greenwich | 644 | 84:00 | |
| Karina Thornton | Female | Senior | HM | The Big Half | Greenwich | 654 | 84:07 | |
| Jacob Allen | Male | Senior | HM | The Big Half | Greenwich | 16 | 65:30 | |
| Anthony Poncia | Male | Masters 45 | 100 | Newham & Essex Beagles Track Open Meetings Summer Series 2023 | London (CT) | 7 | 15.74 | |
| Rob Wilson | Male | Masters 35 | HM | The Big Half | Greenwich | 40 | 68:43 | |
| Kevin Hii | Male | Masters 50 | HM | The Big Half | Greenwich | 429 | 81:07 | |
| Alex Richardson | Male | Under 23 | HM | The Big Half | Greenwich | 290 | 78:13 | |
| Alexander Leprêtre | Male | Senior | HM | The Big Half | Greenwich | 13 | 64:39 | |
| Daniel Tombor | Male | Senior | HM | The Big Half | Greenwich | 541 | 82:41 | |
| Kate Driscoll | Female | Under 23 | parkrun | Hampstead Heath parkrun # 560 | Hampstead Heath | 87 | 24:37 |