| Totley Moor | Tue 19th May 2026 | 110/160 | 01:07:26 | See all Ian Mason at Totley Moor |
| Longshaw Sheepdog Trials | Sat 3rd Sep 2022 | 63/139 | 00:58:47 | See all Ian Mason at Longshaw Sheepdog Trials |
| Longshaw Sheepdog Trials | Sat 31st Aug 2019 | 132/ | 00:57:09 | See all Ian Mason at Longshaw Sheepdog Trials |
| Longshaw Sheepdog Trials | Sat 1st Sep 2018 | 84/179 | 00:53:51 | See all Ian Mason at Longshaw Sheepdog Trials |
| Longshaw Sheepdog Trials | Sat 9th Sep 2017 | 113/214 | 01:01:15 | See all Ian Mason at Longshaw Sheepdog Trials |
| Longshaw Sheepdog Trials | Sat 3rd Sep 2016 | 76/176 | 00:57:18 | See all Ian Mason at Longshaw Sheepdog Trials |
| Burbage Skyline | Tue 11th May 2010 | 289/323 | 01:06:24 | See all Ian Mason at Burbage Skyline |