Cinthia is a distinctive girls' name in United States, ranking #1540 in 2006 with 142 recorded births. The name reached its all-time peak in 1996 with 205 births ranking #942. Since 1996, the popularity has decreased by 30.7%. In 2006, approximately 1 in every 13,388 girls born was named Cinthia. FALLING Recent data shows the name is currently falling.