Cassidy

Cassidy: name meaning, origin & popularity

Meaning: “curly-haired”
Origin: Irish
Say it: KASS-ih-dee · 3 syllables
Used for: Girls (94% of all uses)

From an Anglicized Irish surname derived from O Caiside. As a given name, it comes from surname use.

Irish names English names Surname-style names Modern names

How popular is Cassidy?

2024212 per million US babies

Drag the line or the slider to read any year. Values are per million US births recorded by Social Security. Records before about 1937 undercount births, so early peaks can look taller than they were.

Compare with another name

Babies named Cassidy in 2024707

2024 rank#476 girls

Peak year1999

Total US babies since 188063,963

Cassidy is fading: recent use is about 62% of its level ten years before.

Names like Cassidy

Variants, related forms and names with the same roots.

Kassidycurly-haired · Irish
Cassieto excel over men · Greek
Maeveshe who intoxicates · Irish
Kennedyhelmeted head · Irish
Sloaneraider · Irish
Delaneydescendant of the challenger · Irish
Reaganlittle king · Irish
Alannachild; or dear one · Irish

Cassidy questions

What does the name Cassidy mean?

Cassidy means "curly-haired". It comes from Irish. From an Anglicized Irish surname derived from O Caiside. As a given name, it comes from surname use.

Is Cassidy a boy or girl name?

Cassidy is mainly a girl's name in US records (94% of uses since 1880).

How popular is Cassidy?

707 US babies were named Cassidy in 2024. Its peak year was 1999.

How do you pronounce Cassidy?

Cassidy is usually pronounced KASS-ih-dee.

Birth counts: US Social Security Administration national data, 1880–2024 (names given to 5+ babies of a sex in a year). How we write meanings.