The 2014 Ulster Senior Football Championship was the 126th installment of the annual Ulster Senior Football Championship held under the auspices of Ulster GAA. It was one of the four provincial competitions of the 2014 All-Ireland Senior Football Championship. Monaghan entered the competition as defending Ulster champions. They were dethroned by Donegal in the final. The final took place on 20 July 2014. Having led 0-06 to 0-04 at half-time, Donegal won the match by three point on 0-15 to 1-09 scoreline, avenging the previous year's defeat to Monaghan in the final.