Rosamaria is a distinctive girls' name in United States, ranking #6822 in 2012 with 19 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 48.6%. In 2012, approximately 1 in every 92,671 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.