Kaci is a distinctive girls' name in United States, ranking #1645 in 2020 with 126 recorded births. The name reached its all-time peak in 1998 with 281 births ranking #766. Since 1996, the popularity has decreased by 52.1%. In 2020, approximately 1 in every 12,822 girls born was named Kaci. FALLING Recent data shows the name is currently falling.