William (Bill) "Squires" Gannon (28 April 1901 – 6 March 1967) was an Irish Gaelic footballer who played as a midfielder for the Kildare senior team.Regarded as one of Kildare's greatest-ever players, Gannon was a regular member of the starting fifteen during the team's golden age of the 1920s.
During that time he won two All-Ireland medals and four Leinster medals.
An All-Ireland runner-up on two occasions, Gannon captained the team to the All-Ireland title in 1928.
At club level, Gannon was a three-time county club championship medalist with the Round Towers team.