| Bibno. | Participant | Category | Country | Distance |
|---|---|---|---|---|
| Carrie Webb | (F) Veteran40 |  | Re-register Lakeland 50 2020 | |
| Anonymous Participant | (F) Open | | Re-register Lakeland 50 2020 | |
| Cat Stephenson | (F) Open | | Re-register Lakeland 50 2020 | |
| Cath Fenn | (F) Veteran50 | | Re-register Lakeland 50 2020 | |
| Cath Woodard | (F) Veteran40 | | Re-register Lakeland 100 2020 | |
| Catharine Crossley | (F) Open | | Re-register Lakeland 50 2020 | |
| Catherine Almond | (F) Veteran60 | | Re-register Lakeland 50 2020 | |
| Catherine Ball | (F) Veteran40 | | Re-register Lakeland 50 2020 | |
| Catherine Eaton | (F) Veteran40 | | Re-register Lakeland 50 2020 | |
| Catherine Slater | (F) Open | | Re-register Lakeland 50 2020 | |
| Cathie Hall | (F) Veteran40 | | Re-register Lakeland 50 2020 | |
| Cathy Cresswell | (F) Veteran50 | | Re-register Lakeland 50 2020 | |
| Cedric Bonnier | (M) Open | | Re-register Lakeland 100 2020 | |
| Chan Ny | (M) Open | | Re-register Lakeland 50 2020 | |
| Charles Bogg | (M) Veteran50 | | Re-register Lakeland 100 2020 | |
| Charles Brent | (M) Open | | Re-register Lakeland 100 2020 | |
| Charles Colby | (M) Veteran50 | | Re-register Lakeland 100 2020 | |
| Charlie Broadhurst | (F) Open | | Re-register Lakeland 50 2020 | |
| Charlie Day | (M) Open | | Re-register Lakeland 50 2020 | |
| Charlotte Barton | (F) Open | | Montane Lakeland 50 | |
| Charlotte Jones | (F) Veteran40 | | Re-register Lakeland 50 2020 | |
| Charlotte Kelly | (F) Open | | Montane Lakeland 50 | |
| Charlotte Logie | (F) Veteran40 | | Re-register Lakeland 50 2020 | |
| Charlotte Smith | (F) Veteran40 | | Montane Lakeland 100 | |
| Charlotte Williamson | (F) Open | | Montane Lakeland 50 | |
| Chris Adams | (M) Open | | Re-register Lakeland 50 2020 | |
| Chris Atherton | (M) Open | | Montane Lakeland 50 | |
| Chris Bennett | (M) Veteran40 | | Montane Lakeland 50 | |
| Chris Birkett | (M) Veteran40 | | Montane Lakeland 50 | |
| Chris Brookman | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Chris Caimino | (M) Veteran40 | | Montane Lakeland 100 | |
| Chris Cale | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Chris Cameron | (M) Open | | Re-register Lakeland 100 2020 | |
| Chris Campbell | (M) Veteran50 | | Re-register Lakeland 100 2020 | |
| Chris Chadwick | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Chris Charlton | (M) Open | | Montane Lakeland 50 | |
| Chris Clinch | (M) Veteran50 | | Re-register Lakeland 100 2020 | |
| Chris Collings | (M) Open | | Re-register Lakeland 50 2020 | |
| Chris Connor | (M) Open | | Montane Lakeland 50 | |
| Chris Davies | (M) Veteran40 | | Montane Lakeland 50 | |
| Chris Dellaca | (M) Open | | Re-register Lakeland 100 2020 | |
| Chris Foster | (M) Open | | Re-register Lakeland 50 2020 | |
| Chris Glen | (M) Open | | Montane Lakeland 50 | |
| Chris Greenwood | (M) Veteran50 | | Re-register Lakeland 50 2020 | |
| Chris Hatton | (M) Veteran40 | | Re-register Lakeland 50 2020 | |
| Chris Hillidge | (M) Veteran40 | | Montane Lakeland 50 | |
| Chris Hodgson | (M) Veteran40 | | Montane Lakeland 50 | |
| Chris Holmes | (M) Veteran40 | | Re-register Lakeland 100 2020 | |
| Chris Howe | (M) Open | | Montane Lakeland 50 | |
| Chris Hughes | (M) Veteran40 | | Re-register Lakeland 100 2020 |
