He played for Argentina in five Chess Olympiads. In 1950, he won individual gold medal playing at first reserve board (+6 −1 =3) and team silver medal at the 9th Chess Olympiad in Dubrovnik. In 1952, he won team silver medal playing at fourth board (+6 −1 =7) at the 10th Chess Olympiad in Helsinki. In 1954, he won team silver medal playing at fourth board (+3 −2 =2) at the 11th Chess Olympiad in Amsterdam. In 1956, he played at fourth board (+7 −3 =3) at the 12th Chess Olympiad in Moscow. In 1958, he won team bronze medal playing at first board (+5 −2 =8) at the 13th Chess Olympiad in Munich.