Oleg is a distinctive boys' name in United States, ranking #5415 in 2014 with 17 recorded births. The name reached its all-time peak in 2019 with 26 births ranking #4076. Since 1996, the popularity has increased by 41.7%. In 2014, approximately 1 in every 112,967 boys born was named Oleg. FALLING Recent data shows the name is currently falling.