Was born in Leningrad. Member of the Union of artists of the RSFSR in 1960. In 1949-1954 he studied at the Palekh art school. Teachers - F. A. Kourtev, G. M. Melnikov, N..Pravdin. Since 1954 worked at the Palekh art-production workshops.
Themes of works: folklore, literature. A participant in exhibitions since 1956. The work of O. A. Platonov are stored in museums: gmpi, the Russian Museum, the Ivanovo OXM, OXM Irkutsk, GMAN, HF Russia.