10 rounds

Melvin
Betancourt
VS
Gary
O'Sullivan

O'Sullivan · KO 2/10

May 23, 2015 · Agganis Arena, Boston, 🇺🇸

Betancourt going in—

O'Sullivan going in20-1-0

Confirmation✓ one source

MethodKO

Round2 of 10

Sources

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

✓