Cinthia is a distinctive girls' name in United States, ranking #2839 in 2012 with 61 recorded births. The name reached its all-time peak in 1996 with 205 births ranking #942. Since 1996, the popularity has decreased by 70.2%. In 2012, approximately 1 in every 28,865 girls born was named Cinthia. FALLING Recent data shows the name is currently falling.