Fritzie Zivic (May 8, 1913 in Pittsburgh, United States – May 16, 1984), born as Ferdinand Henry John Zivcich (Croatian: Živcic), was an American boxer who held the world welterweight championship from October 4, 1940, until July 29, 1941.
His managers included Luke Carney, and later, after 1942, Louis Stokan.