Thomas Gallagher

Thomas Gallagher may refer to:

Politics

Thomas Gallagher (Illinois politician) (1850–1930), U.S. Representative from Illinois
Thomas Gallagher (mayor) (1883–1967), mayor of Pittsburgh
Tom Gallagher (born 1944), Florida politician
Tom Gallagher (Massachusetts politician), member of the Massachusetts House of Representatives
Tommy Gallagher (politician) (1942–2025), Irish nationalist

Thomas C. Gallagher, chief executive officer of the Genuine Parts Company
Thomas F. Gallagher (1897–1985), Minnesota Supreme Court judge, 1943–1967
Thomas Gerard Gallagher (born 1954), British professor
Tommy Gallagher (rugby league) (born 1983), rugby league player for Leigh Centurions
Tommy Gallagher (trainer), boxing trainer seen on TV show The Contender
Tom Gallagher (diplomat) (1940–2018), American diplomat
Thomas Gallagher (swimmer) (born 1999), Australian Paralympic swimmer
Thomas Gallagher (writer) (1918–1992), American writer