The 1930–31 Irish Cup was the 51st edition of the Irish Cup, the premier knock-out cup competition in Northern Irish football.
In a repeat of the previous season's final, Linfield won the tournament for the 17th time, defeating Ballymena 3–0 in the final at The Oval.
Results
First round
Quarter-finals
Replay
Semi-finals
Final
References
External links Northern Ireland Cup Finals. Rec.Sport.Soccer Statistics Foundation (RSSSF)