NABF heavyweight title · 12 rounds

Ken
Norton
VS
Muhammad
Ali

Norton · SD 12/12

Mar 31, 1973 · San Diego Sports Arena, San Diego, 🇺🇸

Norton going in29-1-0

Ali going in41-1-0

Confirmation✓✓ two sources

MethodSD

Round12 of 12

TitleNABF heavyweight title

Sources

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

✓

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

✓

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/モハメド・アリ

✓