| Bibno. | Participant | Category | Country | Distance |
|---|---|---|---|---|
| 103 | Íñigo Labat | (M) PRO |  | Grinduro Scotland |
| Isabella Dennis | - | | Grinduro Scotland | |
| 46 | Isabella Dennis | - | | Grinduro Scotland |
| 114 | Jack Luke | (M) E 30 & Under | | Grinduro Scotland |
| 196 | Jacqui Simcock | (F) E 41-50 | | Grinduro Scotland |
| 3 | James Alsept | (M) E 41-50 | | Grinduro Scotland |
| 23 | James Bracey | (M) E 41-50 | | Grinduro Scotland |
| 138 | James Meyer | (M) E 31-40 | | Grinduro Scotland |
| 159 | James Parkinson | (M) E 31-40 | | Grinduro Scotland |
| 168 | James Pocock | - | | Grinduro Scotland |
| James Pocock | - | | Grinduro Scotland | |
| 182 | James Roberts | (M) E 51-60 | | Grinduro Scotland |
| 209 | James Templeton | (M) E 51-60 | | Grinduro Scotland |
| 213 | James Thorburn | (M) E 31-40 | | Grinduro Scotland |
| 217 | James Van Sloun | (M) E 51-60 | | Grinduro Scotland |
| 12 | Jamie Barrow | (M) E 31-40 | | Grinduro Scotland |
| 96 | Jamie Johnston | (M) E 30 & Under | | Grinduro Scotland |
| 78 | Janine Hale | - | | Grinduro Scotland |
| Janine Hale | - | | Grinduro Scotland | |
| 19 | Janzen Boulton | (M) E 31-40 | | Grinduro Scotland |
| 170 | Jason Powell | (M) E 41-50 | | Grinduro Scotland |
| 118 | Jed Marsh | (M) E 41-50 | | Grinduro Scotland |
| 25 | Jens Buder | (M) E 41-50 | | Grinduro Scotland |
| 144 | Jess Morgan | (F) E 30 & Under | | Grinduro Scotland |
| Jessica Starr | - | | Friends & Family Weekend Pass | |
| 68 | Jessie Gascon | (M) E 51-60 | | Grinduro Scotland |
| 157 | Jim Otton | (M) E 41-50 | | Grinduro Scotland |
| 41 | Joanna Dawes | (F) E 41-50 | | Grinduro Scotland |
| Jocelyn Chow | - | | Friends & Family Weekend Pass | |
| 150 | Joe Norledge | (M) E 30 & Under | | Grinduro Scotland |
| 91 | Johannes Huseby | (M) E 41-50 | | Grinduro Scotland |
| 40 | John Curwen | (M) E 31-40 | | Grinduro Scotland |
| 128 | John Mcfaul | (M) E 41-50 | | Grinduro Scotland |
| 152 | John Oldale | (M) E 31-40 | | Grinduro Scotland |
| John Oldham | - | | Friends & Family Weekend Pass | |
| 183 | John Roberts | (M) E 31-40 | | Grinduro Scotland |
| 236 | Jon Woodroof | (M) E 31-40 | | Grinduro Scotland |
| 107 | Jordan Lane | (M) E 30 & Under | | Grinduro Scotland |
| 178 | Joshua Rebol | (M) E 41-50 | | Grinduro Scotland |
| 42 | Justin Day | (M) E 41-50 | | Grinduro Scotland |
| 201 | Justin Sorensen | (M) E 31-40 | | Grinduro Scotland |
| 239 | Karsten Zeiger | (M) SingleSpeed | | Grinduro Scotland |
| 45 | Katherine Dennis | (F) E 30 & Under | | Grinduro Scotland |
| 22 | Katie Boysen | (F) E 41-50 | | Grinduro Scotland |
| 147 | Keiichi Nakazato | - | | Grinduro Scotland |
| Keiichi Nakazato | - | | Grinduro Scotland | |
| 84 | Ken Hogge | (M) E 41-50 | | Grinduro Scotland |
| 61 | Kevan Findlay | (M) E 41-50 | | Grinduro Scotland |
| 123 | Kevin May | (M) E 51-60 | | Grinduro Scotland |
| Kieran Mason | - | | Friends & Family Weekend Pass |
