Cassidy Girl

Popularity: #468 · Trend: ↘ Falling

Name Meaning & Origin Pronunciation: KAS-i-dee //ˈkæsiˌdi//

Origin: Irish; English

Meaning: Irish: 'curly-haired'; English: 'descendant of the one-eyed'

Historical & Cultural Background

The name Cassidy has its roots in the Irish surname O'Cathasaigh, which translates to "descendant of Cathasach," with Cathasach meaning "vigilant" or "watchful" in Gaelic. The name evolved through various forms, including the anglicized version Cassidy, which became more common in the 19th century as Irish surnames were adopted as given names, particularly among Irish immigrants to English-speaking countries.

The transition from surname to first name reflects a broader trend in naming practices during this period, where familial connections were emphasized in personal identity. Historically, the name Cassidy is associated with the Gaelic nobility of Ireland, particularly in the province of Ulster.

The O'Cathasaigh clan was known for its leadership and influence in the region, contributing to the name's significance in Irish heritage. The name gained further recognition through various cultural references, including literature and music, which celebrated Irish identity and history.

Notably, the name appears in various forms in Irish folklore and storytelling, where characters embodying the traits of vigilance and watchfulness are often depicted. Culturally, Cassidy has been embraced in both Irish and broader Anglo-American contexts, symbolizing a connection to heritage and tradition.

The name carries connotations of strength and resilience, qualities that have resonated through generations. Additionally, the diminutive form Cassie has emerged as a familiar and affectionate variant, further embedding the name in familial and social contexts.

Overall, Cassidy reflects a rich tapestry of linguistic evolution, historical significance, and cultural resonance, marking its place in the lexicon of names.

Famous people named Cassidy

In this section, you will find notable people named Cassidy. We include individuals across a wide range of fields, including actors known for their work in film, television, and stage productions. You'll also find musicians, directors, and other public figures named Cassidy who have made a significant impact on popular culture.

We also feature individuals named Cassidy who have made meaningful contributions to science, politics, athletics, literature, and other areas of public interest.

Please note that not every baby name in our database currently has a famous namesake listed. If you would like to suggest a name we may have missed or submit a correction, feel free to contact us. We review and finalize additions and corrections within 24 hours.

Cassidy is a rapper best known for I'm a Hustla, Hotel, and Get No Better.

Cassidy Freeman is an actress best known for Smallville, The Vampire Diaries, and Longmire.

Cassidy Gifford is a television personality best known for co-hosting the show Home & Family.

Fictional characters named Cassidy

The following list of fictional characters named Cassidy is a work in progress. If you would like to suggest an additional character, please send us the character's name along with a brief, one-sentence description of what they are best known for.

You may also submit corrections, which we will review and update as quickly as possible.

Cassidy is a fictional character from the comic book series Preacher. They are a vampire and the main character's best friend, known for their rebellious nature and complex moral code.

Cassidy is a fictional character from the video game series The Last of Us. He is a member of a group of survivors navigating a post-apocalyptic world, showcasing themes of loyalty and survival.

Sibling suggestions

If you're looking for sibling name ideas that pair well with Cassidy, the following options are frequently chosen as complementary choices by parents.

CaitlinCameronCarolineClaraCassandraCelia

Similar names

Based on our extensive baby names database, several names share stylistic or phonetic similarities with Cassidy. These names can serve as alternatives to the sibling suggestions listed above and may help you find the perfect complementary name for your growing family.

KelseyKaitlynCassandraCassieCarmenCeciliaCallie

U.S. Historical Usage

The name Cassidy was first seen in the United States in 1968.

Cassidy has ranked as high as #201 nationally, which occurred in 1999, and has been most popular in California, Texas, New York, Pennsylvania, and Florida.

In the past 5 years the name Cassidy has been trending down compared to the previous 5 years.

Popularity Over Time (National)

The name Cassidy is part of our comprehensive baby names database, which includes Social Security Administration (SSA) data dating back to 1880—the first official year of state and national tracking. The chart below shows when Cassidy was first recorded in the United States and illustrates how its popularity has risen and fallen over time.

Popularity Over Time (National) — Table

We track the national popularity of each baby name annually. The table below displays each year along with the number of births reported by the Social Security Administration. This data combines all state-level reporting from the SSA's baby names database to provide a comprehensive view of overall birth counts for Cassidy.

Year Total Births Boy Girl
2025 609 51 558
2024 707 61 646
2023 675 55 620
2022 710 49 661
2021 698 43 655
2020 810 45 765
2019 920 55 865
2018 945 76 869
2017 1,073 70 1,003
2016 1,182 59 1,123
2015 1,278 42 1,236
2014 1,356 45 1,311
2013 1,331 55 1,276
2012 1,190 50 1,140
2011 1,176 50 1,126
2010 1,337 51 1,286
2009 1,415 55 1,360
2008 1,557 66 1,491
2007 1,710 53 1,657
2006 1,840 69 1,771
2005 1,873 40 1,833
2004 2,066 59 2,007
2003 2,259 24 2,235
2002 2,668 34 2,634
2001 3,068 39 3,029
2000 3,205 42 3,163
1999 3,449 54 3,395
1998 3,102 57 3,045
1997 3,198 55 3,143
1996 2,922 78 2,844
1995 3,129 87 3,042
1994 2,420 114 2,306
1993 1,137 109 1,028
1992 844 119 725
1991 712 102 610
1990 646 125 521
1989 606 124 482
1988 521 116 405
1987 516 120 396
1986 472 101 371
1985 567 151 416
1984 575 169 406
1983 521 163 358
1982 287 68 219
1981 217 60 157
1980 195 64 131
1979 149 41 108
1978 147 45 102
1977 125 53 72
1976 114 52 62
1975 86 32 54
1974 78 42 36
1973 53 25 28
1972 54 22 32
1971 43 26 17
1970 25 13 12
1969 10 5 5
1968 5 5 0

Top States for Cassidy (2024)

We track the most popular states for each baby name every year and highlight the locations where the name appears most frequently. The table below shows the five states with the highest number of births for this name in the selected year. Use the toggle to expand the list to every state with reported births.

State Births Share
CA 92
15%
TX 54
9%
PA 36
6%
FL 32
5%
NY 30
5%
NC 27
4%
NJ 27
4%
OH 26
4%
GA 24
4%
IL 24
4%
VA 21
3%
MD 20
3%
MI 19
3%
IN 18
3%
MA 18
3%
MO 16
3%
WA 14
2%
AZ 12
2%
UT 11
2%
TN 9
1%
CO 9
1%
SC 8
1%
WI 8
1%
ID 7
1%
AL 7
1%
KY 7
1%
LA 7
1%
OK 7
1%
CT 7
1%
OR 7
1%
MS 6
1%