IBO super featherweight title · 12 rounds

John
Roby
VS
Jeff
Mayweather

Mayweather · UD 12/12

Apr 21, 1994 · Silver Nugget, North Las Vegas, 🇺🇸

Roby going in—

Mayweather going in24-5-2

Confirmation✓ one source

MethodUD

Round12 of 12

TitleIBO super featherweight title

Sources

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

✓