Kayci is a distinctive girls' name in United States, ranking #4454 in 2021 with 31 recorded births. This places Kayci in the top 25% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 51 births ranking #2677. In 2021, approximately 1 in every 52,894 girls born was named Kayci. FALLING Recent data shows the name is currently falling.