Rosamaria is a distinctive girls' name in United States, ranking #8622 in 2010 with 14 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 62.2%. In 2010, approximately 1 in every 126,952 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.