World Boxing Board flyweight title · 12 rounds

Roberto
Betillo Alvarez
VS
Mark
Johnson

Johnson · UD 12/12

Dec 6, 1993 · Great Western Forum, Inglewood, 🇺🇸

Alvarez going in—

Johnson going in15-1-0

Confirmation✓ one source

MethodUD

Round12 of 12

TitleWorld Boxing Board flyweight title

Sources

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

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