Tags: Swimmer.
László Beleznai (November 16 1891 in Budapest – March 23 1953 in Budapest) was a Hungarian water polo player and freestyle swimmer who competed in the 1912 Summer Olympics.He was a member of the Hungarian water polo team which competed in the 1912 tournament.Also he was a member of the Hungarian 4×200 metre freestyle relay team which qualified for the final but did not compete. In the 100 metre freestyle event he qualified for the quarterfinals but did also not compete.