first of the great Soviet gymnasts, who won 11 medals in international competition.

Chukarin graduated in 1950 from the Institute of Physical Culture in Lvov (now Lviv), where in 1963 he became an assistant professor. At the 1952 Olympic Games in Helsinki, Fin., he won gold medals as a member of the gymnastic team and for the long horse, the side horse, and individual combined events. At the 1956 Olympic Games in Melbourne, Australia, he again won gold medals with his team and for the parallel bars and individual combined events. He also won silver medals for the rings and parallel bars in the 1952 Games and for the floor exercises in the 1956 Games. He was U.S.S.R. gymnastics champion (1949–51, and 1955) and won single events in 1948, 1952, 1954, and 1956.

Chukarin served as coach of the gymnastics team of Armenia from 1961 and of Ukraine from 1972. He became a member of the Communist Party in 1951. His book Put K Vershinam (“The Road to the Peaks”) was published in 1955.