12 rounds

Carlton
Sparrow
VS
Roger
Mayweather

Mayweather · TKO 4/12

Jul 29, 1982 · Las Vegas, Nevada, 🇺🇸

Sparrow going in—

Mayweather going in9-0-0

Confirmation✓ one source

MethodTKO

Round4 of 12 · 2:43

Sources

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

✓