10 rounds

Umio
Gen
VS
Baby
Arizmendi

Arizmendi · PTS 10/10

Updated Oct 11, 2026 · Sources: English Wikipedia

Sep 23, 1938 · Coliseum, San Diego, 🇺🇸

Gen going in—

Arizmendi going in82-16-14

Confirmation✓ one source

MethodPTS

Round10 of 10

Sources

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

✓