| Bibno. | Participant | Category | Distance |
|---|---|---|---|
| 1984 | Janine Higson | (F) Veteran40 | Adventurer |
| 1082 | Jen Henshall | (F) Senior | Adventurer |
| 1885 | Jen Lamidey | (F) Senior | Adventurer |
| 1970 | Jeni Smith | (F) Senior | Adventurer |
| 1833 | Jenna Bartlett | (F) Senior | Adventurer |
| 1855 | Jennie Godsell | (F) Senior | Adventurer |
| 1819 | Jennifer Gregory | (F) Senior | Adventurer |
| 1052 | Jennifer Rackstraw | (F) Veteran50 | Adventurer |
| 1444 | Jenny Cahill | (F) Senior | Adventurer |
| 1097 | Jenny Morgan | (F) Senior | Adventurer |
| 5521 | Jess Yardley | (F) U14 | Explorer |
| 5569 | Jessica Harrison | (F) Senior | Explorer |
| 1895 | Jim Harries | (M) Veteran60 | Adventurer |
| 1049 | Jim Seymour | (M) Veteran40 | Adventurer |
| 5578 | Jo Laycock | (F) Senior | Explorer |
| 1095 | Jo Morley | (F) Veteran40 | Adventurer |
| 1010 | Jo Podolanski | (F) Veteran40 | Adventurer |
| 1035 | Joanna Bowman | (F) Senior | Adventurer |
| 1900 | Joanne Mooney | (F) Veteran40 | Adventurer |
| 1975 | Joanne Ready | (F) Veteran40 | Adventurer |
| 1006 | Joanne Stafford | (F) Veteran40 | Adventurer |
| 1802 | Jodie Austin | (F) Senior | Adventurer |
| 1990 | Joe Atherton | (M) Senior | Adventurer |
| 1045 | Joe Hinds | (M) U20 | Adventurer |
| 5534 | Joe Westhead | (M) U14 | Explorer |
| 5499 | John Brognard | (M) Veteran40 | Explorer |
| 5486 | John Carrington | (M) Veteran50 | Explorer |
| 1967 | John Cooke | (M) Senior | Adventurer |
| 1071 | John Norris | (M) Veteran50 | Adventurer |
| 1847 | John Quinton-Barber | (M) Veteran40 | Adventurer |
| 1934 | John Thompson | (M) Veteran40 | Adventurer |
| 1017 | Jon Clare | (M) Veteran40 | Adventurer |
| 1805 | Jon Knight | (M) Senior | Adventurer |
| 1439 | Jon Ormonde | (M) Senior | Adventurer |
| 5586 | Jon Walker | (M) Senior | Explorer |
| 1878 | Jonathan Cooke | (M) Senior | Adventurer |
| 5551 | Jonathan Crawford | (M) Veteran40 | Explorer |
| 1879 | Jonathan Martin | (M) Veteran60 | Adventurer |
| 5492 | Joni Hamilton-Arrandale | (F) U14 | Explorer |
| 1465 | Jordan Bellis | (M) Senior | Adventurer |
| 1021 | Joseph Connor | (M) Senior | Adventurer |
| 5594 | Joshua Thompson | (M) U14 | Explorer |
| 5505 | Josie Swan | (F) U14 | Explorer |
| 1413 | Jules Greaves | (F) Veteran40 | Adventurer |
| 1814 | Julie Smyth | (F) Veteran40 | Adventurer |
| 5565 | Justine Duffy | (F) Veteran40 | Explorer |
| 1073 | Justine Oakley | (F) Veteran40 | Adventurer |
| 1909 | Kalli Raynos | (F) Senior | Adventurer |
| 5493 | Karen Bass | (F) Veteran40 | Explorer |
| 5498 | Karen Brognard | (F) Senior | Explorer |
