Jack Holroyd
Record type: Motorsport Biographies
Competed in
| Race | Position | Time | Speed | Machine |
|---|---|---|---|---|
| 1921 Junior TT | 25 | 4:52:19.00 | 38.75 | Massey Arran |
| 1920 Junior TT | 3 | 4:47:37.00 | 39.09 | Blackburne |
| 1914 Senior TT | R | Motosacoche |
Record type: Motorsport Biographies
| Race | Position | Time | Speed | Machine |
|---|---|---|---|---|
| 1921 Junior TT | 25 | 4:52:19.00 | 38.75 | Massey Arran |
| 1920 Junior TT | 3 | 4:47:37.00 | 39.09 | Blackburne |
| 1914 Senior TT | R | Motosacoche |