The Beneš-Mráz Be-56 Beta-Major was a single-seat aerobatic advanced trainer manufactured in Czechoslovakia shortly before World War II.

First flown in 1936, the Be-56 was a low-wing cantilever monoplane of wooden construction, with a single open cockpit and fixed tailwheel undercarriage.

A two-seat version was produced as the Beneš-Mráz Be-52 Beta-Major, with tandem open cockpits The sole Be-56, registered OK-BEG, was used by the Slovak Air Force after the German takeover of Czechoslovakia in 1939.

Data from Jane's all the World's Aircraft 1937 [1]General characteristics Performance