Thomas McCormack may refer to:Thomas McCormack (1873–1949), Canada-born California politician Thomas McCormack (artist) (1883–1973), New Zealand artist Tom McCormack (1888–1959), Irish hurler for Kilkenny and Erin's Own Tom McCormack (footballer), New Zealand association footballer Thomas J. McCormack (1922–1998), member of the Pennsylvania State Senate and the Pennsylvania House of Representatives Thomas McCormack (writer) (1932–2024), author, playwright and former book-publishing executive Tom McCormack, Irish hurler for Kilkenny and James Stephens