Kacey

Meaning of Kacey

Kacey is often considered a modern variation of Casey, meaning "vigilant" or "watchful."

Kacey has Irish roots — browse every Irish baby name in our catalog.

Popularity of Kacey

After ranking as high as #845 in 2000, Kacey has fallen out of the US top 1,000 as of 2025.

Kacey as a boy's name

Kacey is also used as a boy's name. Kacey means "vigilant" or "watchful." It is often considered a variant of Casey.

Notable people named Kacey

• Kacey Musgraves
  Country music singer-songwriter
• Kasey Kahne
  Former NASCAR driver
• Kacey Rohl
  Canadian actress
• Kasey Chambers
  Australian country singer
• Kacey Mottet Klein
  Swiss actor

More Irish names

Questions about the name Kacey

What does the name Kacey mean?

Kacey means kacey is often considered a modern variation of casey, meaning "vigilant" or "watchful.", and it comes from Irish origins.

Is Kacey a boy's or a girl's name?

Kacey is used for both boys and girls in the United States, which makes it a unisex name.

How popular is the name Kacey?

Kacey did not appear in the top 1,000 baby names in 2025, which makes it a genuinely uncommon pick.

When was Kacey most popular?

Kacey peaked at #845 in 2000.