8 rounds

Calvin
Butler
VS
Sonny
Liston

Liston · TKO 2/8

Updated Oct 12, 2026 · Sources: English Wikipedia, Wikipedia (ja), Wikipedia (ru)

May 25, 1955 · St. Louis Arena, St. Louis, 🇺🇸

Butler going in—

Liston going in10-1-0

Confirmation✓ one source

MethodTKO

Round2 of 8 · 2:18

NotesТКО2

Sources

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

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