12 rounds

Peter
Zivic
VS
Jackie
Sharkey

Zivic · PTS 12/12

Jun 19, 1923 · Queensboro Stadium, New York City, 🇺🇸

Zivic going in1-0-0

Sharkey going in52-51-22

Confirmation✓ one source

MethodPTS

Round12 of 12

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Jackie_Sharkey

✓