István Hasznos
István Hasznos was a Hungarian water polo player who competed in the 1952 Summer Olympics.
Hasznos was part of the Hungarian team which won the gold medal in the 1952 tournament. He played two matches and scored seven goals.
István Hasznos was a Hungarian water polo player who competed in the 1952 Summer Olympics.
Hasznos was part of the Hungarian team which won the gold medal in the 1952 tournament. He played two matches and scored seven goals.