Rosamaria is a distinctive girls' name in United States, ranking #8953 in 2013 with 13 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 64.9%. In 2013, approximately 1 in every 134,955 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.