Cinthia is a distinctive girls' name in United States, ranking #1574 in 2001 with 118 recorded births. The name reached its all-time peak in 1996 with 205 births ranking #942. Since 1996, the popularity has decreased by 42.4%. In 2001, approximately 1 in every 15,259 girls born was named Cinthia. FALLING Recent data shows the name is currently falling.