Cinthia is a distinctive girls' name in United States, ranking #6069 in 2018 with 20 recorded births. The name reached its all-time peak in 1996 with 205 births ranking #942. Since 1996, the popularity has decreased by 90.2%. In 2018, approximately 1 in every 85,021 girls born was named Cinthia. FALLING Recent data shows the name is currently falling.