Nikolay Yakovlevich Smaga (Russian: Николай Яковлевич Смага, Ukrainian: Микола Якович Смага; 22 August 1938 – 29 March 1981)[1] was a Soviet athlete from Ukraine who competed mainly in the 20 kilometer walk.

He competed for the USSR in the 1968 Summer Olympics held in Mexico City, Mexico in the 20 kilometer walk where he won the bronze medal.

He was awarded the Order of the Badge of Honor (1968).

He was born in Bobrove, Sumy Oblast and died in Kiev.

This article about an Olympic medalist in athletics of the Soviet Union is a stub.