Alexei is a distinctive boys' name in England & Wales, ranking #1322 in 2002 with 11 recorded births. The name reached its all-time peak in 2004 with 15 births ranking #1222. Since 1996, the popularity has increased by 120.0%. In 2002, approximately 1 in every 26,208 boys born was named Alexei. RISING Recent data shows the name is currently rising.