Alexei is a distinctive boys' name in England & Wales, ranking #1746 in 2001 with 7 recorded births. The name reached its all-time peak in 2004 with 15 births ranking #1222. Since 1996, the popularity has increased by 40.0%. In 2001, approximately 1 in every 41,117 boys born was named Alexei. RISING Recent data shows the name is currently rising.