Jerzy Braun (13 September 1912 – 8 March 1968) was a Polish rower who competed in the 1932 Summer Olympics and in the 1936 Summer Olympics. Braun was born in Bydgoszcz and in 1932 he won the silver medal as member of the Polish boat in the coxed pairs competition as well as the bronze medal as member of the Polish boat in the coxed fours competition. Four years later he was part of the Polish boat which was eliminated in the repechage of the coxed pairs event.