Rosario is a distinctive boys' name in United States, ranking #5001 in 2024 with 20 recorded births. The name reached its all-time peak in 1999 with 41 births ranking #2257. Since 1996, the popularity has decreased by 45.9%. In 2024, approximately 1 in every 85,766 boys born was named Rosario. FALLING Recent data shows the name is currently falling.