The 1882–83 Irish Cup was the 3rd edition of the Irish Cup, the premier knock-out cup competition in Irish football.
The competition ended on 5 May 1883 with the final.
[1] Cliftonville won the tournament for the 1st time, defeating Ulster 5–0 in the final.
[2] The holders Queen's Island were eliminated in the semi-finals.
1 After this match the decision was taken to grant both teams a bye into the third round.