Rosamaria is a distinctive girls' name in United States, ranking #5720 in 2008 with 25 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 32.4%. In 2008, approximately 1 in every 75,629 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.