Olivér Halassy (né Haltmayer; 31 July 1909 – 10 September 1946) was a Hungarian water polo player and freestyle swimmer who competed at the 1928, 1932 and 1936 Summer Olympics. Halassy lost his left leg below the knee when he was hit by a train at the age of 11. He later became the first amputee swimmer to compete in the Olympics. He was a member of the Hungarian water polo teams that won one sil... show more