- This is a Canadian football site. Only coaching history in Canadian senior/professional football is listed.
- Hiring team is listed. Teams may change location/nickname during coaching term.
- Ottawa Rough Riders
(Jan. 1, 1937 – Dec. 31, 1941)
- Toronto RCAF Hurricanes
(Jan. 1, 1943 – Dec. 31, 1943)
- Ottawa Rough Riders
(Jan. 1, 1945 – Dec. 31, 1945)
Ross Trimble's Head Coaching Record
ORFU
| Season | GP | W | L | T | PCT | PF | PA |
|---|
| Regular Season | 10 | 7 | 2 | 1 | 0.800 | 133 | 67 |
|---|
IRFU
| Season | GP | W | L | T | PCT | PF | PA |
|---|
| Regular Season | 30 | 23 | 7 | 0 | 0.767 | 559 | 211 |
|---|
| Playoffs | 10 | 6 | 4 | 0 | 0.600 | 97 | 76 |
|---|
| Grey Cup | 2 | 1 | 1 | 0 | 0.500 | 19 | 13 |
|---|
ERFU
| Season | GP | W | L | T | PCT | PF | PA |
|---|
| Regular Season | 6 | 5 | 1 | 0 | 0.833 | 72 | 21 |
|---|
| Playoffs | 3 | 2 | 1 | 0 | 0.667 | 25 | 19 |
|---|
| Grey Cup | 1 | 0 | 1 | 0 | 0.000 | 16 | 18 |
|---|