10 rounds

Eduardo
Alvarado
VS
Rubén
Olivares

Olivares · KO 2/10

Feb 16, 1966 · Arena Coliseo, Mexico City, 🇲🇽

Alvarado going in—

Olivares going in10-0-0

Confirmation✓ one source

MethodKO

Round2 of 10

Sources

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

✓