Aleksei is a distinctive boys' name in United States, ranking #3864 in 2004 with 23 recorded births. The name reached its all-time peak in 2001 with 25 births ranking #3413. Since 1996, the popularity has increased by 43.8%. In 2004, approximately 1 in every 86,296 boys born was named Aleksei. FALLING Recent data shows the name is currently falling.