Argentine Grandmaster (1960). Champion of Argentina in 1936, 1937 and 1940.
Best results: Berlin BSG-B 1937, 2nd; Santiago 1940, 1st; San-Paolo 1941, 1st; Vina del Mar 1945, 1st; Barcelona 1946, 3-4rd; Mar del Plata 1949, 2nd; Remedios de Escalada 1949, 2nd; Enschede 1961, 1st; Chacabuco 1968, 1st.
A participant to the Olympiads of 1937, 1939, 1952 and 1954 where he won an individual silver medal at Stockholm 1937, and two silver team medals (1950 and 1954).