"vigilant in war, son of Cathasach"
Origin: Irish Gaelic
Language: Irish
Kaycee
Does Kaycee flow with your last name?
Casual cool with Irish warrior roots
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Irish
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Meaning & Origin
"brave, watchful"
Origin: Irish
Language: English
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Things to Know About This Name
- Primarily perceived as gender-neutral to feminine; may cause confusion for a boy
The Story of Kaycee
Kaycee is a phonetic spelling of Casey, which derives from the Irish Cathasaigh meaning vigilant in war or son of Cathasach. The name was popularized in America through the legendary figure of Casey Jones, the heroic railroad engineer, and the poem 'Casey at the Bat' (1888). The spelling Kaycee emerged as a more playful, modern variant in the 20th century.
Casey/Kaycee peaked in the US in the 1980s-1990s as a gender-neutral option appealing to parents seeking something casual and fun. The Kaycee spelling was most popular for girls in this era but has been used for boys too.
Casey Jones (John Luther Jones, 1863-1900) is an American folk hero — the railroad engineer who died keeping his hand on the brake to save his passengers. His story made Casey a byword for heroism and dedication in American culture.
Historical Record
Kaycee first appeared in US Social Security records in 1979.
Over 481 babies have been named Kaycee in the United States since SSA records began.
Today, Kaycee is rising quickly in popularity , currently ranked #2,527 for boy names in the US .
Fun Facts
- Casey Jones, the folk hero railroad engineer, inspired a famous ballad and made Casey synonymous with American heroism
- The poem 'Casey at the Bat' (1888) by Ernest Thayer is one of the most famous baseball poems in American literature
Kaycee in Other Languages
Irish
Cathasach
English
Casey
Spanish
Casey
Popularity Over Time
#2,527
Current Rank
Rising Fast
Based on SSA data 1880–present
Year-by-year popularity data will be available soon.
Famous People Named Kaycee
C
Casey Affleck
Actor
1975
Academy Award-winning American actor known for Manchester by the Sea
C
Casey Jones
Other
1863
American railroad engineer and folk hero who died heroically in a train crash in 1900
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See all →Quick Facts
- Gender
- Boy
- Syllables
- 2
- Popularity Rank
- #2,527
- Total SSA Count
- 53
- Cultural Origins
- American Irish
- Pronunciation
- Easy
- Formality
- Casual
- Cross-Cultural Ease
- High
Alternative Spellings
Common Nicknames
K
KC
Middle Name Ideas
Suggested pairings based on syllable flow and style
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Classic pairing, smooth 1-2 syllable flow
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Classic pairing, smooth 1-2 syllable flow
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Timeless choice, American heritage match, quick 1-1 syllable combo
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Timeless choice, American heritage match, quick 1-1 syllable combo
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Timeless choice, American heritage match, quick 1-1 syllable combo
-
Timeless choice, American heritage match, quick 1-1 syllable combo
-
Classic pairing, smooth 1-2 syllable flow
-
Classic pairing, smooth 1-2 syllable flow
-
Classic pairing, smooth 1-2 syllable flow
-
Classic pairing, smooth 1-2 syllable flow
Middle Names
Middle Names for Kaycee
6 name pairings with syllable flow tips
Sibling Names
Sibling Match
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Also a Girl Name
Kaycee is also used as a girl name, ranked #1381.
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Frequently Asked Questions About Kaycee
What does the name Kaycee mean?
"vigilant in war, son of Cathasach" (from Irish Gaelic). "brave, watchful" (from Irish). Kaycee is a phonetic spelling of Casey, which derives from the Irish Cathasaigh meaning vigilant in war or son of Cathasach. The name was popularized in America through the legendary figure of Casey Jones, the heroic railroad engineer, and the poem 'Casey at the Bat' (1888). The spelling Kaycee emerged as a more playful, modern variant in the 20th century.
What is the origin of the name Kaycee?
Kaycee has Irish Gaelic, Irish, and American origins. In Irish Gaelic, it means "vigilant in war, son of Cathasach". In Irish, it means "brave, watchful".
Is Kaycee a boy or girl name?
Kaycee is used as both a boy and girl name. As a boy name, it is ranked #2527. As a girl name, it is ranked #1381. Kaycee is more commonly used as a girl name.
How popular is the name Kaycee?
Kaycee is currently ranked #2527 in popularity for boy names in the United States.
What are good middle names for Kaycee?
Popular middle name pairings include Kaycee James, Kaycee Lee, Kaycee Ray, Kaycee Cole, Kaycee Dean, and Kaycee Blake.
What are good sibling names for Kaycee?
Names that pair well with Kaycee as siblings include Tyler, Hayley, Devon, Tanner, Skyler, and Jordan.
How many syllables does Kaycee have?
Kaycee has 2 syllables, making it easy to say and remember.
Is Kaycee a common or rare name?
Kaycee is an uncommon name, ranked #2527 in the US. Its rarity gives it a distinctive, memorable quality.
What boy names are similar to Kaycee?
About the Name Kaycee
Kaycee is a boy name with American and Irish origins . The name means "vigilant in war, son of Cathasach" in Irish Gaelic .
Is Kaycee a boy or girl name? Kaycee is used as both a boy and girl name. As a boy name, it ranks #2,527 in popularity. As a girl name, it ranks #1,381. Kaycee is more commonly used as a girl name.
Kaycee is currently ranked #2,527 in popularity for boy names in the United States.
The name Kaycee has 2 syllables, making it easy to pronounce and remember.
Common nicknames for Kaycee include K and KC. These shorter forms provide casual alternatives while keeping the elegance of the full name.
Alternative spellings of Kaycee include Kayce, Kaycen, Kayceon . Each spelling variation gives the name a slightly different character while preserving its sound and meaning.
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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