| Event Locations: |
|---|
| Bletchley, Buckinghamshire |
| Caldecotte, Buckinghamshire |
| Milton Keynes, Buckinghamshire |
| Furzton, Buckinghamshire |
| Sponsor | Name | Date | Runners | Category | Distance | Comment |
| Enigma Running | Christmas Marathon | 24/12/2017 | 39 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 19/12/2017 | 34 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 09/12/2017 | 53 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 13/12/2015 | 44 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 12/12/2015 | 58 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 15/12/2013 | 51 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 14/12/2013 | 60 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 16/12/2012 | 58 | Marathon | 42.195 km | |
| Enigma Running | Christmas Marathon | 15/12/2012 | 70 | Marathon | 42.195 km |