Men's Road
| Event |
Performance |
Athlete |
Nationality |
Venue |
Date |
| 5km |
13:31
|
Jack Rowe |
England |
Cardiff |
29-08-2025 |
| 5 Miles |
22:42
|
Nigel Adams |
Wales |
Tredegar |
24-08-1988 |
| 10km |
27:39
|
Felix Limo |
Kenya |
Swansea |
22-09-2002 |
| 10 Miles |
47:38
|
Steve Jones |
Wales |
Pontypridd |
09-02-1986 |
| Half Marathon |
59:10
|
Geoffrey Kamworor |
Kenya |
Cardiff |
26-03-2016 |
| Marathon |
2:14:04
|
Hugh Armstrong |
Ireland |
Wrexham |
24-04-2022 |
Women's Road
| Event |
Performance |
Athlete |
Nationality |
Venue |
Date |
| 5km |
15:29
|
Jennifer Nesbitt |
Wales |
Cardiff |
23-07-2025 |
| 5 Miles |
26:10
|
Kate Reed |
England |
Cardiff Bay |
01-05-2006 |
| 10km |
31:36
|
Rita Cheptoo Sitienei |
Kenya |
Cardiff Bay |
27-07-2008 |
| 10 Miles |
55:16
|
Angharad Mair |
Wales |
Dolgellau |
26-07-1997 |
| Half Marathon |
65:51
|
Edith Chelimo |
Kenya |
Cardiff |
03-10-2017 |
| Marathon |
2:44:58
|
Natasha Cockram |
Wales |
Newport |
29-04-2018 |
