| Clough Head – Men | Sun 6th May 2018 | 196/260 | 00:55:11 | See all Jack Crownshaw at Clough Head - Men |
| Junior Home International | Sat 16th Sep 2017 | 21/ | 00:40:32 | See all Jack Crownshaw at Junior Home International |
| Salt Cellar | Fri 4th Aug 2017 | 16/201 | 00:59:07 | See all Jack Crownshaw at Salt Cellar |
| Trunce 7 | Mon 8th Aug 2016 | 11/233 | 00:28:33 | See all Jack Crownshaw at Trunce |
| Trunce 5 | Mon 27th Jun 2016 | 2/208 | 00:26:37 | See all Jack Crownshaw at Trunce |
| Edale Country Day | Sun 12th Jun 2016 | 10/229 | 00:39:14 | See all Jack Crownshaw at Edale Country Day |
| Summer Series (1) | Mon 11th Apr 2016 | 7/20 | 00:55:43 | See all Jack Crownshaw at Summer Series (1) |
| Crookstone and beyond | Sun 20th Dec 2015 | 18/31 | 01:14:38 | See all Jack Crownshaw at Crookstone and beyond |
| Trunce 9 | Mon 14th Sep 2015 | 6/253 | 00:28:12 | See all Jack Crownshaw at Trunce |
| Trunce 8 | Mon 24th Aug 2015 | 7/163 | 00:27:47 | See all Jack Crownshaw at Trunce |