| Team: | Toronto Argonauts |
| Year: | 1904 |
| Record: | 2–2 |
| Division Place: | 1st, ORFU senior league, Dist. 1 |
| Stadium: | Rosedale Field[1] |
| Playoffs: | Lost District Tie-Break Semi-Final |
| Shortnavlink: | Argonauts seasons |
The 1904 Toronto Argonauts season was the club's 18th season of organized league play since its inception in 1873. The team finished in a three-way tie for first place in District 1 of the senior series of the Ontario Rugby Football Union with two wins and two losses, and lost the resulting tie-break semi-final game to the Toronto Rugby Club.
For the 1904 season, the ORFU senior series was configured into two three-team districts, the champions of which faced each other in a playoff to determine the league champions. By virtue of tie-break victories over the Argonauts and Peterborough, the Toronto Rugby Club were crowned District 1 champions.
| Toronto Rugby Club | 4 | 2 | 2 | 0 | 88 | 60 | 4 | |
| Peterborough Football Club | 4 | 2 | 2 | 0 | 61 | 57 | 4 | |
| Toronto Argonauts | 4 | 2 | 2 | 0 | 38 | 70 | 4 |
| Week | Date | Opponent | Location | Final score | Record | |
| 1 | Oct 1 | Agricultural Park | L 19–2 | 0–1–0 | ||
| 2 | Oct 8 | Toronto Rugby Club | Diamond Park | L 28–7 | 0–2–0 | |
| 3 | Bye | 0–2–0 | ||||
| 4 | Oct 22 | @ Toronto Rugby Club | W 18–6 | 1–2–0 | ||
| 5 | Bye | 1–2–0 | ||||
| 6 | Nov 5 | Peterborough Football Club | Rosedale Field | W 11–7 | 2–2–0 | |
| Game | Date | Opponent | Location | Final score | |
| ORFU District 1 Tie-Break Semi-Final | Nov 12 | Toronto Rugby Club | L 14–4 |