Alexius is a distinctive girls' name in United States, ranking #1573 in 1999 with 107 recorded births. This places Alexius in the top 9% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 121 births ranking #1416. In 1999, approximately 1 in every 16,577 girls born was named Alexius. RISING Recent data shows the name is currently rising.