Rosario is a distinctive girls' name in United States, ranking #1431 in 2002 with 134 recorded births. The name reached its all-time peak in 1999 with 167 births ranking #1165. Since 1996, the popularity has decreased by 16.8%. In 2002, approximately 1 in every 13,409 girls born was named Rosario. RISING Recent data shows the name is currently rising.