Sergey is a distinctive boys' name in United States, ranking #6370 in 2009 with 14 recorded births. The name reached its all-time peak in 2000 with 29 births ranking #3062. Since 1996, the popularity has increased by 27.3%. In 2009, approximately 1 in every 141,665 boys born was named Sergey. RISING Recent data shows the name is currently rising.