Rosamaria is a distinctive girls' name in United States, ranking #10029 in 2014 with 11 recorded births. The name reached its all-time peak in 1999 with 45 births ranking #2977. Since 1996, the popularity has decreased by 70.3%. In 2014, approximately 1 in every 162,358 girls born was named Rosamaria. FALLING Recent data shows the name is currently falling.