The 1890–91 Belfast Charity Cup was the 8th edition of the Belfast Charity Cup, a cup competition in Irish football.[1]
Linfield won the tournament for the 1st time, defeating Ulster 7–1 in the final.[2][3]
1The original match was abandoned with five minutes remaining. The remainder of the match (including extra time) was played four days later. 2The match was abandoned after crowd disturbances and awarded to Ulster.