| Team: | Ottawa Rough Riders |
| Year: | 1948 |
| Record: | 10–2 |
| Division Place: | 1st, IRFU |
| Coach: | Wally Masters |
| Playoffs: | Lost Grey Cup |
| Shortnavlink: | Other seasons |
The 1948 Ottawa Rough Riders finished in first place in the Interprovincial Rugby Football Union with a 10–2 record but lost the Grey Cup game to the Calgary Stampeders.
| Ottawa Rough Riders | 12 | 10 | 2 | 0 | 264 | 130 | 20 | |
| Montreal Alouettes | 12 | 7 | 5 | 0 | 221 | 172 | 14 | |
| 12 | 5 | 6 | 1 | 160 | 191 | 11 | ||
| 12 | 1 | 10 | 1 | 88 | 240 | 3 |
| Week | Game | Date | Opponent | Results | Venue | Attendance | ||
|---|---|---|---|---|---|---|---|---|
| Score | Record | |||||||
| 1 | 1 | Tue, Aug 31 | at Montreal Alouettes | W 36–18 | 1–0 | Delormier Stadium | 11,000 | |
| 2 | 2 | Sat, Sept 4 | vs. Hamilton Wildcats | W 30–5 | 2–0 | Lansdowne Park | 11,000 | |
| 3 | 3 | Sat, Sept 11 | vs. Montreal Alouettes | L 8–11 | 2–1 | Lansdowne Park | 11,000 | |
| 4 | 4 | Sat, Sept 18 | at Toronto Argonauts | W 32–12 | 3–1 | Varsity Stadium | 19,500 | |
| 5 | 5 | Sat, Sept 25 | vs. Toronto Argonauts | W 12–5 | 4–1 | Lansdowne Park | 14,158 | |
| 6 | 6 | Sat, Oct 2 | at Hamilton Wildcats | W 26–6 | 5–1 | Civic Stadium | 7,000 | |
| 7 | 7 | Sat, Oct 9 | vs. Montreal Alouettes | W 17–7 | 6–1 | Lansdowne Park | 11,000 | |
| 8 | 8 | Sat, Oct 16 | vs. Toronto Argonauts | W 41–6 | 7–1 | Lansdowne Park | 14,000 | |
| 9 | 9 | Sat, Oct 23 | at Hamilton Wildcats | W 17–8 | 8–1 | Civic Stadium | 4,000 | |
| 9 | 10 | Sun, Oct 24 | at Montreal Alouettes | L 13–35 | 8–2 | Delorimier Stadium | 16,000 | |
| 10 | 11 | Sat, Oct 30 | vs. Hamilton Wildcats | W 18–5 | 9–2 | Lansdowne Park | 8,704 | |
| 11 | 12 | Sat, Nov 6 | at Toronto Argonauts | W 14–12 | 10–2 | Varsity Stadium | 18,000 |
| Round | Date | Opponent | Results | Venue | Attendance | ||
|---|---|---|---|---|---|---|---|
| Score | Record | ||||||
| IRFU Final #1 | Nov 11 | at Montreal Alouettes | L 19–21 | 0–1 | Delorimier Stadium | 15,000 | |
| IRFU Final #2 | Nov 13 | vs. Montreal Alouettes | W 15–7 | 1–1 | Lansdowne Park | 14,000 | |
| Eastern Final | Nov 20 | vs. Hamilton Tigers | W 19–0 | 2–1 | Lansdowne Park | 15,000 | |
| Grey Cup | Nov 27 | vs. Calgary Stampeders | L 7–12 | 2–2 | Varsity Stadium | 20,013 |
| Teams | 1 Q | 2 Q | 3 Q | 4 Q | Final | |
|---|---|---|---|---|---|---|
| Calgary Stampeders | 0 | 6 | 0 | 6 | 12 | |
| Ottawa Rough Riders | 1 | 0 | 6 | 0 | 7 |