Rosalia is a distinctive girls' name in United States, ranking #646 in 2021 with 461 recorded births. The name reached its all-time peak in 2023 with 517 births ranking #579. Since 1996, the popularity has increased by 506.6%. In 2021, approximately 1 in every 3,557 girls born was named Rosalia. STABLE Recent data shows the name is currently stable.