"vigilant, watchful"
Origin: Irish Gaelic
Language: Irish
Casey
Pronunciation: [ k-AYS-ee ]
Does Casey flow with your last name?
An Irish watchman's name with all-American spirit
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Nicknames
Nicknames for Casey
2 shorthand options for every setting
Meaning & Origin
"descendant of Cathasach"
Origin: Irish clan name
Language: Irish
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The Story of Casey
Casey derives from the Irish Gaelic surname O Cathasaigh, meaning descendant of Cathasach, where Cathasach means vigilant or watchful. It originated as an Irish clan name before transitioning to a first name in American usage during the 19th century. The legendary railroad engineer John Luther 'Casey' Jones — who died heroically in 1900 trying to save his passengers — made Casey a household name across America.
Casey peaked as a girls' name in the United States in the 1980s and 1990s, riding the gender-neutral name wave. It has declined somewhat as parents seek fresher neutral options, but retains steady usage. The name benefits from its short, friendly sound and Irish heritage.
Casey Jones, the heroic railroad engineer of 1900, immortalized in song and legend, gave the name a uniquely American pioneering spirit. The Casey at the Bat poem (1888) by Ernest Thayer also embedded Casey deeply in American literary and sporting culture.
Historical Record
Casey first appeared in US Social Security records in 1950.
Over 77,811 babies have been named Casey in the United States since SSA records began.
Today, Casey is past its peak , currently ranked #1,055 for girl names in the US .
Fun Facts
- Casey Jones, the real-life railroad engineer who died in 1900 to save his passengers, was actually named John Luther Jones — Casey was his nickname from his hometown of Cayce, Kentucky
- Ernest Thayer's 1888 poem Casey at the Bat introduced the name to millions of baseball fans across America
- Casey is one of the few names that has been both a top-50 boys' name and top-50 girls' name in the United States in different decades
Casey in Other Languages
Irish
Cathasach
French
Casey
German
Casey
Spanish
Casey
Japanese
ケイシー
Popularity Over Time
#1,055
Current Rank
Peaked 1986
Based on SSA data 1880–present
Year-by-year popularity data will be available soon.
Famous People Named Casey
C
Casey Affleck
Actor
1975
American actor who won the Academy Award for Best Actor for Manchester by the Sea (2016)
C
Casey Stengel
Athlete
1890
Hall of Fame baseball manager who won seven World Series championships with the New York Yankees and is known for his co...
Hall of Fame baseball manager who won seven World Series championships with the New York Yankees and is known for his colorful 'Stengelese' speaking style
C
Casey Jones
Other
1863
American railroad engineer who died heroically in 1900 attempting to stop his train from hitting a stalled freight train...
American railroad engineer who died heroically in 1900 attempting to stop his train from hitting a stalled freight train, becoming a folk hero immortalized in song
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See all →Quick Facts
- Gender
- Girl
- Syllables
- 2
- Popularity Rank
- #1,055
- Total SSA Count
- 236
- Cultural Origins
- Irish American Australian
- Pronunciation
- Easy
- Formality
- Moderate
- Cross-Cultural Ease
- High
Common Nicknames
Case
Cay
Middle Name Ideas
Suggested pairings based on syllable flow and style
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Timeless choice, smooth 2-2 syllable flow
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Timeless choice, smooth 2-2 syllable flow
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Timeless choice, American heritage match, extended 2-3 combo
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Timeless choice, smooth 2-1 syllable flow
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Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, smooth 2-1 syllable flow
-
Timeless choice, American heritage match, extended 2-3 combo
-
Timeless choice, American heritage match, extended 2-3 combo
-
Timeless choice, American heritage match, extended 2-3 combo
Middle Names
Middle Names for Casey
7 name pairings with syllable flow tips
Sibling Names
Sibling Match
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Also a Boy Name
Casey is also used as a boy name, ranked #310.
View Casey as a boy name →Similar Names
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Frequently Asked Questions About Casey
What does the name Casey mean?
"vigilant, watchful" (from Irish Gaelic). "descendant of Cathasach" (from Irish clan name). Casey derives from the Irish Gaelic surname O Cathasaigh, meaning descendant of Cathasach, where Cathasach means vigilant or watchful. It originated as an Irish clan name before transitioning to a first name in American usage during the 19th century. The legendary railroad engineer John Luther 'Casey' Jones — who died heroically in 1900 trying to save his passengers — made Casey a household name across America.
What is the origin of the name Casey?
Casey has Irish Gaelic, Irish clan name, Irish, American, and Australian origins. In Irish Gaelic, it means "vigilant, watchful". In Irish clan name, it means "descendant of Cathasach".
Is Casey a boy or girl name?
Casey is used as both a girl and boy name. As a girl name, it is ranked #1055. As a boy name, it is ranked #310. Casey is more commonly used as a boy name.
How do you pronounce Casey?
Casey is pronounced k-AYS-ee.
How popular is the name Casey?
Casey is currently ranked #1055 in popularity for girl names in the United States.
What are common nicknames for Casey?
Common nicknames for Casey include Case and Cay.
What are good middle names for Casey?
Popular middle name pairings include Casey Anne, Casey Marie, Casey Jo, Casey Lynn, Casey Rose, Casey Nicole, and Casey Renee.
What are good sibling names for Casey?
Names that pair well with Casey as siblings include Riley, Morgan, Hayden, Quinn, Jordan, Taylor, and Avery.
How many syllables does Casey have?
Casey has 2 syllables, making it easy to say and remember.
Is Casey a common or rare name?
Casey is an uncommon name, ranked #1055 in the US. Its rarity gives it a distinctive, memorable quality.
About the Name Casey
Casey is a girl name with Irish, American, and Australian origins . The name means "vigilant, watchful" in Irish Gaelic .
Is Casey a boy or girl name? Casey is used as both a girl and boy name. As a girl name, it ranks #1,055 in popularity. As a boy name, it ranks #310. Casey is more commonly used as a boy name.
Casey is currently ranked #1,055 in popularity for girl names in the United States.
The name Casey has 2 syllables and is pronounced k-AYS-ee, making it easy to pronounce and remember.
Common nicknames for Casey include Case and Cay. These shorter forms provide casual alternatives while keeping the elegance of the full name.
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Sources
- U.S. Social Security Administration — National Baby Names Data (popularity rankings and historical trends)
- Behind the Name (etymology and meaning research)
- NamingEverything editorial research and analysis