Aleksei is a distinctive boys' name in United States, ranking #8159 in 2014 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 2014, approximately 1 in every 213,382 boys born was named Aleksei. FALLING Recent data shows the name is currently falling.