Alexius is a distinctive girls' name in United States, ranking #2927 in 2004 with 54 recorded births. The name reached its all-time peak in 1998 with 121 births ranking #1416. Since 1996, the popularity has decreased by 51.8%. In 2004, approximately 1 in every 34,002 girls born was named Alexius. RISING Recent data shows the name is currently rising.