Kaisei
Kaisei is a boy baby name. Ranked #9,804 in the US, popular nicknames include Kai, Kay, and Kaiie.
A distinctive boy name with a rare, memorable quality.
Reviewed by the NamingEverything Editorial Team · Updated
Meaning & Origin
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Historical Record
Kaisei first appeared in US Social Security records in 2005.
Over 131 babies have been named Kaisei in the United States since SSA records began.
Today, Kaisei is a hidden gem — rare but distinctive , currently ranked #9,804 for boy names in the US .
Popularity Over Time
Year-by-year popularity data will be available soon.
Quick Facts
- Gender
- Boy
- Popularity Rank
- #9,804
- Total SSA Count
- 9
Alternative Spellings
Nicknames
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, extended 2-3 combo
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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, extended 2-3 combo
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Timeless choice, smooth 2-1 syllable flow
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Timeless choice, extended 2-3 combo
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Timeless choice, smooth 2-2 syllable flow
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Timeless choice, extended 2-3 combo
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Timeless choice, smooth 2-2 syllable flow
Sibling Match
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Similar Names
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French/Modern origin
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Celtic mythology origin
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Latin origin
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Basque origin
"new house, new home"
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American place name origin
"variant of Denver (place name)"
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Norman French origin
"From Evreux, Normandy; of the people ..."
#9,619 in US
Save Your Name Card
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Frequently Asked Questions About Kaisei
Is Kaisei a boy or girl name?
How popular is the name Kaisei?
What are common nicknames for Kaisei?
Is Kaisei a common or rare name?
What boy names are similar to Kaisei?
About the Name Kaisei
Kaisei is a boy name .
Kaisei is currently ranked #9,804 in popularity for boy names in the United States.
Common nicknames for Kaisei include Kai, Kay, Kaiie, and Kaisie. These shorter forms provide casual alternatives while keeping the elegance of the full name.
Alternative spellings of Kaisei include Kaison, Kaiser, Kaisen, Kaisyn, Kais . Each spelling variation gives the name a slightly different character while preserving its sound and meaning.
Keep Exploring
Sources
- U.S. Social Security Administration — National Baby Names Data (popularity rankings and historical trends)
- NamingEverything editorial research and analysis