10 rounds

Alex
Pérez
VS
William
Irwin

Irwin · KO 1/10

Jan 11, 1995 · Curzon Health Club, Toronto, 🇨🇦

Pérez going in—

Irwin going in12-0-0

Confirmation✓ one source

MethodKO

Round1 of 10 · 2:56

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Billy_Irwin_(boxer)

✓