Kaci is a distinctive boys' name in United States, ranking #13118 in 2018 with 5 recorded births. This places Kaci in the bottom 7% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 15 births ranking #5993. In 2018, approximately 1 in every 363,095 boys born was named Kaci. FALLING Recent data shows the name is currently falling.