Alexius is a distinctive girls' name in United States, ranking #1872 in 2001 with 93 recorded births. The name reached its all-time peak in 1998 with 121 births ranking #1416. Since 1996, the popularity has decreased by 17.0%. In 2001, approximately 1 in every 19,361 girls born was named Alexius. RISING Recent data shows the name is currently rising.