6 rounds

Ramon
Zavala
VS
Jeff
Mayweather

Mayweather · UD 6/6

Apr 7, 1990 · Las Vegas Hilton, Winchester, Nevada, 🇺🇸

Zavala going in—

Mayweather going in10-0-1

Confirmation✓ one source

MethodUD

Round6 of 6

Sources

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

✓