Kayce is a distinctive girls' name in United States, ranking #2166 in 1999 with 70 recorded births. The name reached its all-time peak in 1998 with 100 births ranking #1628. In 1999, approximately 1 in every 25,340 girls born was named Kayce. RISING Recent data shows the name is currently rising.
Kayce is a modern spelling that can follow either Casey or Case, depending on how it is said. In practice that gives it a link either to Casey’s traditional Irish route or to the shorter modern Case line.
Behind the Name notes that the name was popularised recently by the Yellowstone character Kayce Dutton. Because pronunciation affects which underlying name it belongs to, it is better published with a little caution.