4 rounds

Danny
O'Brien
VS
Jack
Britton

Britton · KO 1/4

Updated Oct 12, 2026 · Sources: English Wikipedia

Sep 22, 1911 · Dreamland Rink, San Francisco, 🇺🇸

O'Brien going in—

Britton going in50-14-17

Confirmation✓ one source

MethodKO

Round1 of 4

Sources

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

✓