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GirlIrish origin2 syllables

Kacey

Literal root meaning: “descendant of (a person named) Watchful”

About the name Kacey

Kacey is a girl name with Irish roots, literally “descendant of (a person named) Watchful”. It is related to Casey, which is where the meaning comes from.

It has a unique feel. In 2025, Kacey ranked #1118 for girls in the US, with 211 babies given the name. Its peak year since 1940 was 1991. Since 2000, 71% of US babies named Kacey were girls.

Etymology

A variant of Casey, which comes from Irish, meaning literally “descendant of (a person named) Watchful”.

Name meaning adapted from Wiktionary (“Kacey”, “Casey”) by Wiktionary contributors, CC BY-SA 4.0.

US rank 2025
#1118
In 2015
#1308
Babies in 2025
211

Popularity of Kacey, 1940–2025

010120130240219401960198020002020
Girls BoysBabies per year in the US

Latest SSA data: 2025.

Popularity data: U.S. Social Security Administration national baby names (public domain; names given to at least 5 babies of one sex per year).

Names similar to Kacey

Name meanings marked or linked “Wiktionary” are adapted from Wiktionary by Wiktionary contributors, CC BY-SA 4.0; each name page links its source entry.