Cassidy
About Cassidy
A lean and lanky Irish cowboy name with great nickname potential to boot (Cass or Sid are both options). This is one of the great under-rated American names!
Pronounced KAS-i-dee.
As of October 2026, Cassidy ranked #2575 in US births in 2025 SSA, peaked at #665 in 1984.
Editor's take: The name Cassidy is a boy's name of Irish origin meaning "curly-headed".
Popularity & trends
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | #2,671 | 45 | 23.4 |
| 2015 | #2,814 | 42 | 21.9 |
| 2016 | #2,258 | 59 | 31.1 |
| 2017 | #2,020 | 70 | 37.8 |
| 2018 | #1,939 | 76 | 41.8 |
| 2019 | #2,428 | 55 | 30.7 |
| 2020 | #2,735 | 45 | 26.1 |
| 2021 | #2,871 | 43 | 24.6 |
| 2022 | #2,680 | 49 | 28.1 |
| 2023 | #2,441 | 55 | 32.2 |
| 2024 | #2,308 | 61 | 35.4 |
| 2025 | #2,575 | 51 | 29.9 |
Similar names
These 20 names were selected by our users looking for other names like Cassidy.
- Jarvis
- Elton
- Henerik
- Hatcher
- Glen
- Monte
- Dace
- Marlon
- Lando
- Morrison
- Jed
- Hamilton
- Sydney
- O'Brien
- Ramsay
- Reggie
- Vinnie
- Todd
- Abbott
- Benji
Cassidy on lists
Famous Cassidys
- Cassidy
stage name of Barry Adrian Reese, American rapper
- Butch Cassidy
American outlaw
- David Cassidy
American actor, singer, songwriter, and guitarist
- Shaun Cassidy
American TV producer/creator, screenwriter, and former singer and actor
- Patrick Cassidy
American actor
- Jack Cassidy
American singer and actor of stage, film, and television
Cassidy in pop culture
- Cassidy "Beaver" Casablancas
character on TV's "Veronica Mars"
- Cassidy
character from movie "The Thing Below"
- Cassidy
main character in the comic book and TV series Preacher
- Cassidy
character on TV's "Fame"
- Clint Cassidy
main character in TV series "Doc", played by Billy Ray Cyrus
- Charles Parnell Cassidy
main character in novel and TV film "Cassidy"
- "Butch Cassidy and the Sundance Kid
" film
- "Cassidy
" a Grateful Dead song
- Sean Cassidy
better known as 'Banshee' is a mutant from the X,Men comics and the movie X,Men: First Class