Carlos Hugo Maderna was an Argentine chess master.
He was twice Argentine Champion; in 1940 he won a match for the title against Luis Piazzini , then lost a match to Carlos Guimard in 1941, and won the title after play-off with Jacobo Bolbochan and Heinrich Reinhardt in 1950/51.
Maderna played for Argentina in two Chess Olympiads:
Campeonatos Argentinos de Ajedrez
Amsterdam (NED-ch10th) 1938
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