NYSAC, NBA, and The Ring middleweight titles · 15 rounds

Rocky
Castellani
VS
Bobo
Olson

Olson · UD 15/15

Updated Oct 11, 2026 · Sources: English Wikipedia

Aug 20, 1954 · Cow Palace, Daly City, 🇺🇸

Castellani going in62-7-6

Olson going in63-6-0

Confirmation✓✓ two sources

MethodUD

Round15 of 15

TitleNYSAC, NBA, and The Ring middleweight titles

Sources

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

✓

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

✓