Rosario is a distinctive girls' name in United States, ranking #2060 in 2012 with 94 recorded births. This places Rosario in the top 11% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 167 births ranking #1165. Since 1996, the popularity has decreased by 41.6%. In 2012, approximately 1 in every 18,731 girls born was named Rosario. RISING Recent data shows the name is currently rising.