Cassidy

Cassidy - A very unique male name

Cassidy appeared on the charts for the first time in 1970 on position #1531. In this article you'll learn the history of this name, statistics, see famous people named Cassidy and more.
Are you having a baby or looking to learn more about the name Cassidy? Our experts and editorial staff have gathered trends and insights for 30,000+ baby names over the last 100 years -- And on this page you will learn everything you ever wanted to know about the name Cassidy. The baby boy name Cassidy was given to 14 baby boys in 2025, ranking #2767 on the national boy baby name top chart.


With that position 1 in 104,735 baby boys were given this name - making this a very unique male name according to our Popularity Score algorithm. Cassidy peaked in popularity 43 years ago in 1983 on position 682.

Famous with this name

How would you rate Cassidy, 1-5?

Cassidy is currently topping the charts in...

Did you know that popularity can vary a lot between states? Cassidy is currently topping the baby name charts in California at position #1,709 - and is the least popular in Texas at position #2,641.

Why care about state specific baby name charts? It could be that a name that is very popular on the national overall charts is less (or even more) popular where you live. So make sure you check out the state specific charts below and find out how popular or unique Cassidy is where you live.

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Cassidy origin and meaning

Irish surname transfer (boys)

From the Irish surname Ó Caiside — 'descendant of Caiside', from cas, 'curly-haired'

Cassidy is an Irish surname, 'descendant of the curly-haired one', transferred to given-name use. For boys it is the minority use of a name given mostly to girls: it peaked for boys in 1984 and has drifted at low levels since. The surname's Irish derivation is well documented.

Attested etymology

Cassidy is a 7 letter name with 3 syllables.

To see famous people named Cassidy, pop culture references for the name Cassidy and nicknames & variations - visit Nameberry or Wikipedia.

Similar to Cassidy

We've found the following names that sound similar to Cassidy, sorted by popularity.

Cody / Chad / Cade / Coty / Chet / Codey / Codie / Chadd / Cayde / Codi /

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Name statistics

Most parents-to-be know if they want a popular or unique name, and with these charts and data tables you can easily get a better understanding of how popular or unique this name is.

With a quick glance you can easily tell if this name is increasing or declining in popularity - But note that its current popularity can actually differ a lot from state to state.

Chart position per year (visualized)

Chart position per state (visualized)

Chart position per year (table view)

Chart position per state (table view)

Even more about Cassidy

These are some of the common questions you may want to have answered to know if this is the perfect name for your baby.

Is Cassidy a common or unique name?

By analyzing the number of births and frequency of this name we've determined that it's currently a very unique male name.

What is the number of syllables for the name Cassidy?

3 syllables. Why is this important? One of the things that makes a baby name sound good and have a nice rythm is the number of syllables - and especially the number of syllables along with the syllable count for your last name. A simple rule is to avoid having the same number of syllables in your first, middle and last name.

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Pronunciation

KAS-ih-dee · /ˈkæsɪdi/

Around the world

No traditional forms in other languages — this name was created in America in our own time.

Famous bearers

None yet — no bearer for this name is documented well enough for us to list, so we show none rather than pad the list.

Style

SurnameInternational

Why parents choose it

Parents choose Cassidy for a son for its Irish surname character — the outlaw echo of Butch Cassidy, who carried it as a surname, gives it a Western edge for boys.

Worth knowing

• Most American Cassidys are girls, so a boy Cassidy will often be assumed female on paper first.