Rosalio is a distinctive boys' name in United States, ranking #6403 in 2022 with 14 recorded births. The name reached its all-time peak in 2000 with 27 births ranking #3209. Since 1996, the popularity has decreased by 46.2%. In 2022, approximately 1 in every 124,598 boys born was named Rosalio. STABLE Recent data shows the name is currently stable.