1990–91 FA Cup Third round proper Third round proper

| Tie_no | Home_team | Score | Away_team | Date_ |
|---|---|---|---|---|
| Replay | Nottingham Forest | 2–2 | Crystal Palace | 21/01/1991 |
| Replay | Nottingham Forest | 3–0 | Crystal Palace | 28/01/1991 |
| 26 | Chelsea | 1–3 | Oxford United | 05/01/1991 |
| 27 | Mansfield Town | 0–2 | Sheffield Wednesday | 05/01/1991 |
| 28 | Port Vale | 2–1 | Peterborough United | 05/01/1991 |
| 29 | Charlton Athletic | 1–2 | Everton | 05/01/1991 |
| 30 | Arsenal | 2–1 | Sunderland | 05/01/1991 |
| 31 | Leyton Orient | 1–1 | Swindon Town | 05/01/1991 |
| Replay | Swindon Town | 1–0 | Leyton Orient | 21/01/1991 |
| 32 | Swansea City | 0–0 | Rotherham United | 05/01/1991 |
| Replay | Rotherham United | 4–0 | Swansea City | 21/01/1991 |