Kayce

The K and the y give the spelling its contemporary Western stamp, and the television ranch gave it a sudden cultural pulse. Kayce belongs to the Casey family — from the Irish Gaelic Cathasaigh, meaning vigilant or watchful — a surname-origin name that became standard American currency long before Yellowstone's Kayce Dutton wore it in worn denim and made the spelling feel specifically cinematic. Luke Grimes's portrayal of the youngest Dutton son did for this spelling what few television characters do for any name: gave it a face, a landscape, a particular quality of silence.

The name now holds near rank 419 for boys, riding the show's popularity and the broader appetite for names that read as contemporary but carry old-country roots just below the surface. It shares chart space with Chance and Kian and Reed, a one-syllable or near-one-syllable name with genuine backbone. Parents who want something that sounds modern but traces to Celtic antiquity — and who are happy with the Yellowstone association rather than troubled by it — find Kayce an easy choice, a name that wears well in both a classroom and a wide-open field.