Thomas Bruce White Sr. (March 6, 1881 – December 21, 1971) was an American law officer and prison warden. Born in Oak Hill, Texas, he was the son of Travis County sheriff Robert Emmet White.
He attended Southwestern University before embarking on a diverse career. White enlisted in the Texas Rangers from 1905 to 1909 and subsequently worked as a special agent for the Santa Fe Railway and the Southern Pacific Railroad until 1917.