Sculptor. He came from a working class family with many children. First apprenticed to a goldsmith, Mészáros was a pupil of Lajos Mátrai and Imre Simay at the School of Applied Arts for three years. He first appeared with his study of a male head at an exhibition in 1928 which was later followed by a number of exhibitions up to 1935. He spent most of the time between 1932-34 in Rome.

He emigrated to the Soviet Union with his family in 1935 and settled down in Frunze, Kirghiz Soviet Republic in 1936. He designed reliefs for the government building there. Mészáros was one of the most talented sculptors of the time. By studying Greek and Egyptian art, he found his own style representing modern Hungarian sculpture. His major works include "Young Worker', "Sitting Worker", "Mongolian Spring", "Walk in Nature", "Self Portrait" (1927-29), "Prodigal Son" (1930), "Inspecting Fields", "Unknown Horse", "Illegal Plaquettes" and "Liberty" (1933-34).