Pavel Beneš (14 June 1894 in Prague – 31 May 1956 in Prague) was a chief designer at ČKD-Praga, one of the largest engineering companies in the former Czechoslovakia and today's Czech Republic. Beneš was first a founder and chief designer at Avia, along with Miroslav Hajn, in 1919. The two began repairing planes in a workshop within the complex of an old sugar factory in Prague. One year later, they designed their first two-seater plane, the Avia BH-1. From 1923 to 1925, the two developed the BH-7, BH-9, and BH-11 monoplanes, launching the era of biplane fighters. The BH-11 won the Coppa d' It