Rosaria is a distinctive girls' name in United States, ranking #8374 in 2009 with 15 recorded births. The name reached its all-time peak in 2021 with 32 births ranking #4392. Since 1996, the popularity has increased by 87.5%. In 2009, approximately 1 in every 122,458 girls born was named Rosaria. FALLING Recent data shows the name is currently falling.