1980–81 Lancashire Cup

The 1980–81 Lancashire Cup (known as the Forshaws Lancashire Cup for sponsorship reasons) was the 68th staging of the rugby league knockout competition, the Lancashire Cup. Warrington won the trophy with a 26–10 victory over Second Division side Wigan.

Background
The total number of teams entering the competition remained at last season’s total of 14 with no junior/amateur clubs taking part.

First Round
Involved six matches and 12 clubs. Barrow and Whitehaven received byes into the next round. Huyton's match against Warrington was moved to Wilderspool due to vandalism at Huyton's home ground, Alt Park.

Second Round
Involved four matches and eight clubs

Semi-finals
Involved two matches and four clubs.

Final
The final was played at Knowsley Road, St Helens, with an attendance of 6,279 and gate receipts of £8,629. This was Warrington's seventh Lancashire Cup win, and their first since 1965.