Oleg is a distinctive boys' name in United States, ranking #5619 in 2007 with 16 recorded births. The name reached its all-time peak in 2019 with 26 births ranking #4076. Since 1996, the popularity has increased by 33.3%. In 2007, approximately 1 in every 129,702 boys born was named Oleg. FALLING Recent data shows the name is currently falling.