| Bibno. | Participant | Category | Country | Distance |
|---|---|---|---|---|
| 107 | Michael Dinwoodie | (M) Senior |  | Triathlon |
| 790 | Michael Ellis | (M) Senior | | 10k |
| 347 | Michael Gale | (M) Senior | | Triathlon |
| 63 | Michael Jenvey | (M) Veteran 40 | | Triathlon |
| 764 | Michael Little | (M) Veteran 40 | | 10k |
| 766 | Michael Moczyk | (M) Veteran 50 | | 10k |
| 376 | Michel Beneventi | (M) Veteran 40 | | Triathlon |
| 736 | Michelle D Authreau | (F) Senior | | 10k |
| 467 | Michelle Mcwilliams | (F) Senior | | Triathlon |
| 47 | Michelle Mcwilliams | (F) Senior | | Triathlon |
| 2 | Miia Ben Amara | (F) Veteran 40 | | Triathlon |
| 298 | Mike Edgerton | (M) Veteran 50 | | Triathlon |
| 745 | Mike Parry | (M) Veteran 50 | | 10k |
| 324 | Mike South | (M) Senior | | Triathlon |
| 153 | Mike Warne | (M) Senior | | Triathlon |
| 619 | Milton Vouros | (M) Veteran 40 | | 5k |
| 771 | Mindaugas Siumberevicius | (M) Veteran 40 | | 10k |
| 384 | Miriam Apsley | (F) Senior | | Oxford vs Cambridge |
| 135 | Mitchell Fern | (M) Senior | | Triathlon |
| 755 | Mohammed Aryan | (M) Senior | | 10k |
| 380 | Naoki Toyomura | (M) Senior | | Oxford vs Cambridge |
| 102 | Naomi Campbell | (F) Senior | | Triathlon |
| 776 | Natasha Royce | (F) Senior | | 10k |
| 225 | Natasha Tamiru | (F) Senior | | Triathlon |
| 156 | Nathan Moore | (M) Senior | | Triathlon |
| 635 | Nayan Mistry | (M) Veteran 40 | | 5k |
| 101 | Nehal Lavey-khan | (M) Senior | | Triathlon |
| 266 | Neil Absolom | (M) Veteran 40 | | Triathlon |
| 34 | Nicholas Pickles | (M) Senior | | Triathlon |
| 754 | Nick Aryan | (M) Veteran 40 | | 10k |
| 182 | Nick Bellamy | (M) Senior | | Triathlon |
| 210 | Nick Edmondson | (M) Veteran 50 | | Triathlon |
| 56 | Nick Harper | (M) Senior | | Triathlon |
| 64 | Nick Higgins | (M) Veteran 40 | | Triathlon |
| 276 | Nick Meincken | (M) Veteran 40 | | Triathlon |
| 471 | Nickolas Vaughan-Fowler | (M) Senior | | Triathlon |
| 109 | Nicola Brown | (F) Veteran 40 | | Triathlon |
| 604 | Nicole Rayner | (F) Senior | | 5k |
| 247 | Nicole Wagner | (F) Veteran 40 | | Triathlon |
| 117 | Nik Martin | - | | Triathlon |
| 67 | Nora Holford | (F) Veteran 50 | | Triathlon |
| 434 | Oli Hanson | (M) Senior | | Oxford vs Cambridge |
| 704 | Oliver O Shea | (M) Senior | | 10k |
| 99 | Oliver Pimblett | (M) Veteran 40 | | Triathlon |
| 169 | Ollie Morton | (M) Senior | | Triathlon |
| 768 | Oras Al-kubaisi | (M) Senior | | 10k |
| 248 | Owen Marfany | (M) Veteran 50 | | Triathlon |
| 124 | Patrick Doyle | (M) Veteran 40 | | Triathlon |
| 191 | Paul Bean | (M) Veteran 50 | | Triathlon |
| 360 | Paul Deverrick | (M) Veteran 50 | | Triathlon |
