Jack Zivic
Appearance
John A. "Jack" Zivic (June 23, 1903 – May 22, 1973) was an American boxer who competed in the 1920 Summer Olympics.
He was born in Pittsburgh, Pennsylvania and was the younger brother of Peter Zivic.
In 1920 he finished fourth in the featherweight class after losing the bronze medal bout to Edoardo Garzena.
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