Kayce
Gender: Mostly Boy
Meaning: Brave in battle or alert
Origin: American/Irish
Popularity: Ranked #375 in 2025 with 843 babies born.
History: Kayce is a modern American variant of Casey, which derives from the Irish 'Cathasaigh,' meaning vigilant or alert in battle. The spelling Kayce is largely a 21st-century American variant, partly influenced by the character Kayce Dutton in the television series Yellowstone (2018), which brought the name into wider public consciousness.
Name length: 5 letters
How common is Kayce? About 1 in 3,587 babies born in 2025 were named Kayce, or roughly 2.5 per day in the United States.
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Frequently asked about Kayce
What does the name Kayce mean?
Kayce means “Brave in battle or alert” from American/Irish roots.
What is the origin of the name Kayce?
Kayce has American/Irish origin. The traditional meaning is “Brave in battle or alert”.
How popular is Kayce?
Kayce ranked #375 in 2025 — given to 843 babies that year.
When was Kayce most popular?
Kayce peaked in 2025 with 843 babies registered that year.
Is Kayce a boy or girl name?
Kayce is used for both boys and girls. In the records, about 51% of Kayces are boys and 49% are girls.
Is the name Kayce rising or falling in popularity?
Kayce has risen 4636 spots in the rankings over the last 5 years — from #5011 in 2020 to #375 in 2025.
How long has Kayce been recorded?
Kayce appears in birth records across 67 years — from 1955 through 2025.