Aleksei is a distinctive boys' name in United States, ranking #6536 in 2023 with 13 recorded births. The name reached its all-time peak in 2001 with 25 births ranking #3413. Since 1996, the popularity has decreased by 18.8%. In 2023, approximately 1 in every 131,427 boys born was named Aleksei. FALLING Recent data shows the name is currently falling.