1951–52 Festival of Britain Cup

The 1951–52 Festival of Britain Cup was the fourth edition of the Ulster Cup, a cup competition in Northern Irish football. The tournament was renamed from the Ulster Cup for one season only as part of the Festival of Britain celebrations that were held that year.

Ballymena United won the tournament for the 1st time, defeating Crusaders 3–0 in the final.

Playoff

 * Ballymena United 3–2 Coleraine

Semi-finals
1Glenavon were dismissed from the competition for fielding an ineligible player. Crusaders progressed to the final.