Cinthia is a distinctive girls' name in United States, ranking #4376 in 2014 with 33 recorded births. The name reached its all-time peak in 1996 with 205 births ranking #942. Since 1996, the popularity has decreased by 83.9%. In 2014, approximately 1 in every 54,119 girls born was named Cinthia. FALLING Recent data shows the name is currently falling.