Oleg Sergeevich Stepanov (Russian: Олег Серге́евич Степанов, December 10, 1939 – February 27, 2010) was a famous sambo fighter (eight-time champion of the USSR in Sambo) and Russian judoka who represented the USSR.Stepanov among with Vladimir Pankratov (U80), Genrikh Shults and Durmishkhan Beruashvili (both O80) took part in the pre-Olympics Soviet-Japanese Judo tournament in Japan (1963).At the 1964 Summer Olympics, he won the bronze medal in the men's lightweight category, together with countrymate Ārons Bogoļubovs.Stepanov trained at the Armed Forces sports society in Moscow.