12 rounds

Mick
Lynch
VS
Philadelphia
Jack O'Brien

O'Brien · KO 3/12

Sep 7, 1901 · West Hartlepool Gymnasium, West Hartlepool, 🇬🇧

Lynch going in—

O'Brien going in46-5-15

Confirmation✓ one source

MethodKO

Round3 of 12

Sources

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

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