John Gannon

John Gannon may refer to:John Gannon (1830–1887), member of the New South Wales Legislative Assembly John Gannon (footballer), English footballer John D. Gannon (1948–1999), American computer scientist John A. Gannon (1923–1997), American labor union leader Sam Gannon, real name John Gannon, Australian cricketer John Mark Gannon (1877–1968), American clergyman of the Roman Catholic Church John Gannon, Idaho state representative John Gannon, Vermont state Representative