The 1986–87 WFA Cup was an association football knockout tournament for women's teams, held between 5 October 1986 and 3 May 1987. It was the 17th season of the WFA Cup and was won by Doncaster Belles, who defeated St Helens in the final.
The tournament consisted seven rounds of competition proper.
"All match results and dates from the Women's FA Cup Website."
Group A.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group B.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group C.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group D.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group E.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group F.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group G.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Group H.
First round proper.
All games were scheduled for 5 October 1986.
Second round proper.
All games were originally scheduled for 2 November 1986.
Third round proper.
All games were originally scheduled for 7 December 1986.
Fourth round proper.
All games were originally scheduled for 11, 18 and 25 January and 1 February 1987
Quarter–finals.
All games were played on 1 and 8 February 1987.
Semi–finals.
All games were played on 8 and 22 March 1987.