Sergey is a distinctive boys' name in United States, ranking #5691 in 2010 with 16 recorded births. The name reached its all-time peak in 2000 with 29 births ranking #3062. Since 1996, the popularity has increased by 45.5%. In 2010, approximately 1 in every 119,901 boys born was named Sergey. RISING Recent data shows the name is currently rising.