Rosamaria is a distinctive girls' name in United States, ranking #6242 in 2017 with 20 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 45.9%. In 2017, approximately 1 in every 86,294 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.