WBC super featherweight title · 15 rounds

Alexis
Argüello
VS
Arturo
Leon

Argüello · UD 15/15

Nov 10, 1978 · Caesars Palace, Paradise, 🇺🇸

Argüello going in56-5-0

Leon going in1-1-0

Confirmation✓ one source

MethodUD

Round15 of 15

TitleWBC super featherweight title

Sources

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

✓