Sir Patrick Joseph Henry Hannon FRGS FRSA (1874 - 10 January 1963) was an Irish-born Conservative and Unionist Party politician, industrialist and agriculturalist. He served as Member of Parliament (MP) for Birmingham Moseley from 1921 to 1950 and was active in the British Commonwealth Union. Born in Taverane, Cloonloo near Kilfree Junction, County Sligo in 1874. Hannon was the eldest son of farmer Matthew Hannon of Kilfree.