Oleg Valeryevich Protsenko (Russian: Олег Валерьевич Проценко; born 11 August 1963 in Soltsy, Novgorod, USSR) is a former Soviet athlete.
Oleg begun 1985 with unlucky 4th-place finish at the inaugural World Indoor Games in Paris, but improved upon that, setting European Record on 4 August in Leningrad with a triple jump of 17.69m.
Protsenko added bronze at the next years European Championships in Stuttgart and had dream start of 1987 season breaking the World Indoor Record on 15 January in Osaka, leaping 17.67m.
He was lying in third place until the final round when his compatriot Igor Lapshin leapt 17.52m to deny Oleg of major medal.
He led the qualifying round at the European Championships in Split with 17.41m, but in the final he was able to manage only 16.80m for 8th place to finish his international career without major gold.