| Bibno. | Participant | Category | Country | Distance |
|---|---|---|---|---|
| 123 | Ross Brogan | (M) Senior |  | Triathlon |
| 220 | Roxanna Abhari | (F) Senior | | Triathlon |
| 100 | Russell Jackson | (M) Senior | | Triathlon |
| 465 | Sajag Patel | (M) Senior | | 10k |
| 244 | Salim Mohamed | (M) Veteran50 | | Triathlon |
| 535 | Sam Brewster | (M) Senior | | 10k |
| 56 | Sam Bullen | (M) Senior | | Triathlon |
| 65 | Sam Dalby | (M) Senior | | Triathlon |
| 46 | Sam Milford | (M) Veteran40 | | Triathlon |
| 54 | Samantha Allen | (F) Veteran40 | | Triathlon |
| 516 | Samantha Morrissy | (F) Senior | | 10k |
| 334 | Sarah Crew | (M) Senior | | 5k |
| 130 | Sarah Hughes | (F) Senior | | Triathlon |
| 320 | Sarah Jacques | (F) Veteran40 | | 5k |
| 212 | Sarah Jones | (F) Senior | | Triathlon |
| 12 | Sarah Lockington | (F) Veteran40 | | Triathlon |
| 48 | Sarah Orzech | (F) Senior | | Triathlon |
| 466 | Sarah Wood | (F) Veteran40 | | 10k |
| 189 | Sasha Bailey | (F) Senior | | Triathlon |
| 190 | Seb Dickson | (M) Senior | | Triathlon |
| 241 | Sebastian East | (M) Senior | | Triathlon |
| 496 | Sebastian Lloyd | (M) Junior | | 10k |
| 223 | Seren Waite | (F) U20 | | Triathlon |
| 354 | Shankari Nadesan | (F) Veteran50 | | 5k |
| 554 | Sharkie Jaggard | (M) Veteran40 | | 10k |
| 459 | Shaun Murray | (M) Veteran40 | | 10k |
| 410 | Simon Caton | (M) Senior | | 10k |
| 460 | Simon Fletcher | (M) Veteran50 | | 10k |
| 177 | Simon Iremonger | (M) Senior | | Triathlon |
| 488 | Simon Small | (M) Veteran40 | | 10k |
| 467 | Siobhan Alloway | (F) Senior | | 10k |
| 438 | Siobhan Dodds | (F) Senior | | 10k |
| 233 | Sophia Saller | (F) Unknown | | Triathlon |
| 216 | Sophie Diarra | (F) Senior | | Triathlon |
| 529 | Sophie Gay | (F) Senior | | 10k |
| 401 | Stefania Ponzo | (F) Senior | | 10k |
| 450 | Stephanie King | (F) Veteran50 | | 10k |
| 531 | Stephanie Wells | (F) Senior | | 10k |
| 93 | Stephen Rado | (M) Senior | | Triathlon |
| 53 | Steve Allen | (M) Veteran40 | | Triathlon |
| 67 | Steve Dennis | (M) Veteran40 | | Triathlon |
| 103 | Steve Dowse | (M) Veteran40 | | Triathlon |
| 108 | Steve Simms | (M) Senior | | Triathlon |
| 38 | Steve Venables | (M) Veteran50 | | Triathlon |
| 325 | Steven Blackett | (M) Veteran50 | | 5k |
| 42 | Stu Edwards | (M) Veteran40 | | Triathlon |
| 131 | Stuart Fraser | (M) Veteran40 | | Triathlon |
| 473 | Stuart Gallyot | (M) Veteran40 | | 10k |
| 95 | Stuart Gentry | (M) Veteran40 | | Triathlon |
| 4 | Stuart Lumsden | (M) Senior | | Triathlon |
