Rosamaria is a distinctive girls' name in United States, ranking #4010 in 2001 with 32 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 13.5%. In 2001, approximately 1 in every 56,267 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.