10 rounds

Sugar
Ray Robinson
VS
George
Costner

Robinson · KO 1/10

Mar 22, 1950 · Philadelphia Convention Hall, Pittsburgh, 🇺🇸

Robinson going in106-1-2

Costner going in0-3-0

Confirmation✓ one source

MethodKO

Round1 of 10 · 2:49

Sources

English Wikipedia
side a · observed 2026-10-11
en.wikipedia.org/wiki/Sugar_Ray_Robinson

✓