1903–04 Manchester United F.C. season FA Cup FA Cup

| Date_ | Round | Opponents | H_A | Result_F_A | Attendance |
|---|---|---|---|---|---|
| 12 December 1903 | Intermediate Round | Small Heath | H | 1 – 1 | 10000 |
| 16 December 1903 | Intermediate Round Replay | Small Heath | A | 1 – 1 | 5000 |
| 21 December 1903 | Intermediate Round 2nd Replay | Small Heath | Bramall Lane | 1 – 1 | 3000 |
| 11 January 1904 | Intermediate Round 3rd Replay | Small Heath | Hyde Road | 3 – 1 | 9372 |
| 6 February 1904 | Round 1 | Notts County | A | 3 – 3 | 12000 |
| 10 February 1904 | Round 1 Replay | Notts County | H | 2 – 1 | 18000 |
| 20 February 1904 | Round 2 | The Wednesday | A | 0 – 6 | 22051 |