William Cumiskey was an Irish Labour Party politician.
Cumiskey held the office of Lord Mayor of Dublin from 18 June 1979 to the end of June 1980.
[1] When he was elected mayor, he won 27 votes against Eugene Timmons, who received 13 votes, and Seán Dublin Bay Rockall Loftus, who received 4 votes.
[2] He stood unsuccessfully as a Labour Party candidate at the 1969 general election for Dublin North-Central.
[3] He was also unsuccessful at the 1973 general election for the same constituency.