For vacant WBC FECARBOX light flyweight title · 12 rounds

Juan
Alfonso Keb Baas
VS
Osvaldo
Guerrero

Baas · TKO 12/12

Dec 1, 2000 · Mérida, 🇲🇽

Baas going in—

Guerrero going in27-8-0

Confirmation✓ one source

MethodTKO

Round12 of 12

TitleFor vacant WBC FECARBOX light flyweight title

Sources

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

✓