10 rounds

Julio
Mederos
VS
George
Chuvalo

Chuvalo · UD 10/10

George Chuvalo beat Julio Mederos by UD over 10 rounds on Jan 27, 1958.

Updated Oct 12, 2026 · Sources: Wikipedia (es)

Jan 27, 1958

Mederos going in—

Chuvalo going in12-2-0

Confirmation✓ one source

MethodUD

Round10 of 10

NotesMederos was knocked down twice in the 2nd round.

Before and after

Chuvalo: previous boutBob Baker vs George ChuvaloSep 9, 1957 · Baker won · UD 10/10

Chuvalo: next boutGeorge Chuvalo vs Howard KingApr 21, 1958 · Chuvalo won · KO 2/10

Wikipedia (es)
side b · observed 2026-10-12
es.wikipedia.org/wiki/George_Chuvalo

✓