Jacy is a distinctive girls' name in United States, ranking #1724 in 1997 with 90 recorded births. The name reached its all-time peak in 2000 with 140 births ranking #1348. Since 1996, the popularity has decreased by 21.1%. In 1997, approximately 1 in every 19,341 girls born was named Jacy. FALLING Recent data shows the name is currently falling.