10 rounds

Carlos
Zayas
VS
Rubén
Olivares

Olivares · TKO 7/10

Mar 9, 1969 · Plaza de Toros San Roque, Tuxtla Gutiérrez, 🇲🇽

Zayas going in—

Olivares going in47-0-1

Confirmation✓ one source

MethodTKO

Round7 of 10

Sources

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

✓