2001 Ulster Senior Football Championship
The 2001 Ulster Senior Football Championship was the 113th installment of the annual Ulster Senior Football Championship organised by Ulster GAA. It was one of the four provincial competitions of the 2001 All-Ireland Senior Football Championship.
Tyrone won their ninth title overall and their first title since 1995 beating Cavan in the final.
Teams
General Information
Nine counties competed in the Ulster Senior Football Championship:| County | Last Championship Title | Last All-Ireland Title | Position in 2000 Championship | Sponsor |
| Antrim | 1951 | — | Semi-finals | Bushmills |
| Armagh | 2000 | — | Champions | Morgan Fuels |
| Cavan | 1997 | 1952 | Quarter-finals | Kingspan |
| Derry | 1998 | 1993 | Runners-Up | Sperrin Metal |
| Donegal | 1992 | 1992 | Quarter-finals | Abbey Hotel |
| Down | 1994 | 1994 | Quarter-finals | Canal Court Hotel |
| Fermanagh | — | — | Semi-finals | Tracey Concrete |
| Monaghan | 1988 | — | Preliminary Round | Harte Peat |
| Tyrone | 1995 | — | Quarter-finals | W.J. Dolan |
Semi-finals
Miscellaneous
- This was the first year in which the All-Ireland Qualifier system was used, guaranteeing teams a second chance at progress in the All-Ireland Series.