| Team: | Ottawa Rough Riders |
| Teamdisplay: | Ottawa Senators |
| Year: | 1927 |
| Record: | 3–2–1 |
| League Place: | 2nd, IRFU |
| Coach: | Dave McCann |
| Playoffs: | Did not qualify |
| Shortnavlink: | Ottawa Senators season |
The 1927 Ottawa Senators finished in second place in the Interprovincial Rugby Football Union with a 3–2–1 record, but failed to qualify for the playoffs and defend their Grey Cup title.
| Hamilton Tigers | 6 | 5 | 1 | 0 | 89 | 41 | 10 | |
| 6 | 3 | 2 | 1 | 44 | 47 | 7 | ||
| 6 | 2 | 3 | 1 | 46 | 56 | 5 | ||
| 6 | 1 | 5 | 0 | 25 | 60 | 2 |
| Week | Date | Opponent | Result | Record | |
| 1 | Oct 1 | vs. Toronto Argonauts | T 10–10 | 0–0–1 | |
|---|---|---|---|---|---|
| 2 | Oct 8 | at Montreal AAA | W 4–2 | 1–0–1 | |
| 3 | Oct 15 | at Toronto Argonauts | W 13–3 | 2–0–1 | |
| 4 | Oct 22 | vs. Hamilton Tigers | L 7–14 | 2–1–1 | |
| 5 | Oct 29 | vs. Montreal AAA | W 6–3 | 3–1–1 | |
| 6 | Nov 5 | at Hamilton Tigers | L 4–15 | 3–2–1 |