Aleksei is a distinctive boys' name in United States, ranking #8175 in 2017 with 9 recorded births. The name reached its all-time peak in 2001 with 25 births ranking #3413. Since 1996, the popularity has decreased by 43.8%. In 2017, approximately 1 in every 205,591 boys born was named Aleksei. FALLING Recent data shows the name is currently falling.