| Bibno. | Participant | Category | Country | Distance |
|---|---|---|---|---|
| Cliff Pepper | (M) Veteran40 |  | Montane Lakeland 50 | |
| Clive Richardson | (M) Veteran60 | | Re-register Lakeland 50 2020 | |
| Colin Armour | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Colin Bretherton | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Colin Eberhardt | (M) Veteran40 | | Montane Lakeland 50 | |
| Colin Gardner | (M) Veteran50 | | Montane Lakeland 50 | |
| Colin Harper | (M) Veteran50 | | Montane Lakeland 100 | |
| Colin J Anderson | (M) Veteran40 | | Montane Lakeland 100 | |
| Colin Sinclair | (M) Veteran60 | | Re-register Lakeland 50 2020 | |
| Colin Westbury | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Collette Flaherty | (F) Veteran40 | | Re-register Lakeland 100 2020 | |
| Colm O'Cofaigh | (M) Veteran50 | | Re-register Lakeland 100 2020 | |
| Connor Ethell | (M) Open | | Montane Lakeland 50 | |
| Coral Putman | (F) Veteran40 | | Re-register Lakeland 50 2020 | |
| craig carloss | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Craig Cleaver | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Craig Davie | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Craig Earl | (M) Open | | Re-register Lakeland 50 2020 | |
| Craig Holloway | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Craig Jarman | (M) Open | | Re-register Lakeland 100 2020 | |
| Craig Johnson | (M) Open | | Montane Lakeland 100 | |
| Craig Marsh | (M) Open | | Re-register Lakeland 50 2020 | |
| Craig Muir | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Craig Pritchard | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Craig Turner | (M) Open | | Montane Lakeland 50 | |
| Crispian Cook | (M) Veteran50 | | Montane Lakeland 50 | |
| Dale Moore | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Dale Mountford | (M) Open | | Re-register Lakeland 100 2020 | |
| damian clapham | (M) Veteran40 | | Montane Lakeland 50 | |
| Dan Anderson | (M) Open | | Re-register Lakeland 50 2020 | |
| Dan Bentley | (M) Open | | Montane Lakeland 50 | |
| Dan Coleman | (M) Open | | Re-register Lakeland 100 2020 | |
| Dan Gill | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Dan Gilpin | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Dan Hartley | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Dan Mayers | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Dan Mortis | (M) Veteran40 | | Montane Lakeland 50 | |
| Dan Summers | (M) Open | | Montane Lakeland 100 | |
| Dan White | (M) Open | | Montane Lakeland 50 | |
| Dan Young | (M) Open | | Montane Lakeland 50 | |
| Daniel Anderson | (M) Open | | Re-register Lakeland 50 2020 | |
| Daniel Balmer | (M) Open | | Re-register Lakeland 50 2020 | |
| Daniel Biggs | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Daniel Brant | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Daniel Bye | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Daniel Chadwick | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Daniel Cibich | (M) Veteran40 | | Montane Lakeland 50 | |
| Daniel Clark | (M) Veteran40 | | Montane Lakeland 100 | |
| Daniel Clews | (M) Open | | Re-register Lakeland 50 2020 | |
| Daniel Dalton | (M) Open | | Montane Lakeland 50 |
