Oleg Georgievich Grigoryev (Russian: Олег Георгиевич Григорьев; born 25 December 1937) is a retired Russian Olympic bantamweight boxer.

He won the European title in 1957, 1963 and 1965 and an Olympics gold medal in 1960, all in the featherweight category.

He also won the Military Spartakiads of the Friendly Armies of the Socialist Countries in 1961, 1962, and finished second in 1963.

He retired from competitions in 1968 with a record of 176 wins out of 196 bouts.

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