8 rounds

Prince
Bongoa
VS
Thad
Spencer

Spencer · KO 7/8

Updated Oct 11, 2026 · Sources: English Wikipedia

Oct 9, 1962 · San Jose, California

Bongoa going in—

Spencer going in12-1-0

Confirmation✓ one source

MethodKO

Round7 of 8

Sources

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

✓