Rosario is a distinctive girls' name in United States, ranking #1543 in 2005 with 133 recorded births. The name reached its all-time peak in 1999 with 167 births ranking #1165. Since 1996, the popularity has decreased by 17.4%. In 2005, approximately 1 in every 13,892 girls born was named Rosario. RISING Recent data shows the name is currently rising.