| Bibno. | Participant | Category | Club | City | Distance |
| 281 | Team Toblerone | Relay | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 206 | Tej Quine
Cardiff Triathletes
| (F) 50-54 | Cardiff Triathletes | | Sprint Distance |
|
| Club | Distance |
| Cardiff Triathletes | Sprint Distance |
|
| 130 | Terry Johnson
Eton Tri Club
| (M) 55-59 | Eton Tri Club | | Sprint Distance |
|
| Club | Distance |
| Eton Tri Club | Sprint Distance |
|
| 280 | Thunder | Relay | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 128 | Tim James | (M) 25-29 | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 232 | Tim Taylor
Hereford Triathlon Club
| (M) 55-59 | Hereford Triathlon Club | 253 Ledbury Road | Sprint Distance |
|
| Club | Distance |
| Hereford Triathlon Club | Sprint Distance |
|
| 190 | Tom Overton | (M) 40-44 | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 254 | Tom Williams
N/A
| (M) 25-29 | N/A | Cardiff | Sprint Distance |
|
| Club | Distance |
| N/A | Sprint Distance |
|
| 276 | Tommies | Relay | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 182 | Tomos Nesham
Pencoed Tri Club
| (M) Youth | Pencoed Tri Club | | Sprint Distance |
|
| Club | Distance |
| Pencoed Tri Club | Sprint Distance |
|
| 226 | Tula Smallman
Aim2tri
| (F) 30-34 | Aim2tri | | Sprint Distance |
|
| Club | Distance |
| Aim2tri | Sprint Distance |
|
| 169 | Victoria Meah | (F) 25-29 | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 147 | Wayne Keen
N/A
| (M) 55-59 | N/A | Cardiff | Sprint Distance |
|
| Club | Distance |
| N/A | Sprint Distance |
|
| 28 | Yvonne Brindley
N.E.W.T
| (F) 50-54 | N.E.W.T | | Sprint Distance |
|
| Club | Distance |
| N.E.W.T | Sprint Distance |
|
| 78 | Zak Ellis | (M) 25-29 | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
| 261 | Zoe Holloway | (F) 20-24 | | | Sprint Distance |
|
| Club | Distance |
| - | Sprint Distance |
|
