Rosamaria is a distinctive girls' name in United States, ranking #4679 in 2005 with 29 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 21.6%. In 2005, approximately 1 in every 63,714 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.