Kosei
Does Kosei flow with your last name?
A distinctive boy name with a rare, memorable quality.
Reviewed by the NamingEverything Editorial Team · Updated
Similar Names
Names Like Kosei
Same sound, same style — different options
Nicknames
Nicknames for Kosei
4 shorthand options for every setting
Meaning & Origin
Playground Safety
Similar to Kosei
See all →What the Kosei report tells you
$9Personalized to your state, siblings, and priorities. Free playground safety preview included.
Is Kosei the #1 name in your state, or barely on the radar?
Enter your other kids' names. We score how well they sound together.
Playground safety check is free. Full report is $9.
What do you want to do with this name?
Add it to your shortlist. Not losing this one.
Put Kosei head-to-head with your other picks.
Start comparing →See what Kosei actually gets called.
Browse nicknames →Historical Record
Kosei first appeared in US Social Security records in 2000.
Over 90 babies have been named Kosei in the United States since SSA records began.
Today, Kosei is a hidden gem — rare but distinctive , currently ranked #14,820 for boy names in the US .
Popularity Over Time
Year-by-year popularity data will be available soon.
Names You Might Also Love
See all →Quick Facts
- Gender
- Boy
- Popularity Rank
- #14,820
- Total SSA Count
- 7
Nicknames
Middle Name Ideas
Suggested pairings based on syllable flow and style
-
Timeless choice, extended 2-3 combo
-
Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, extended 2-3 combo
-
Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, extended 2-3 combo
-
Timeless choice, extended 2-3 combo
-
Timeless choice, smooth 2-2 syllable flow
-
Timeless choice, smooth 2-1 syllable flow
Sibling Match
Premium
Check how Kosei fits with existing sibling names — style, sound, and origin.
Enter sibling names above to see compatibility.
Similar Names
See all names like Kosei →For Parents
Start a baby registry
Free welcome box on Amazon
The Baby Name Wizard
Names that age well — book
Nursery name sign
Personalized wooden letters
We may earn a commission from these links.
Compare Kosei with...
Can't decide?
Start a tournament bracket with Kosei and other names you're considering.
Start a TournamentLike this name?
Check how Kosei sounds with your surname and test for potential nicknames.
Analyze This NameExplore More Generators
-
🧝
Fantasy Name Generator
Create names for D&D and RPG characters
-
🐾
Pet Name Generator
Find the perfect name for your furry friend
-
🎭
Character Name Generator
Names for fictional characters across genres
Names You Might Also Like
View all →Modern fictional - Star Wars origin
"dark lord (fictional Sith title)"
#14,716 in US
Hebrew yasha + Yahweh origin
"Yahweh saves"
#14,681 in US
Latin origin
"industrious, striving"
#14,798 in US
Hebrew (Jeremiah) origin
"God will uplift"
#14,841 in US
Old Norse origin
"to tame, subdue"
#14,953 in US
Latin Patricius origin
"nobleman, aristocrat"
#14,763 in US
Italian/American origin
"enduring, steadfast (via Dante root)"
#14,673 in US
German origin
"Leaseholder; tenant farmer"
#15,007 in US
Save Your Name Card
Download a shareable image with Kosei's meaning, origin, and popularity. Ready for Instagram, Pinterest, or texting to your partner.
Frequently Asked Questions About Kosei
Is Kosei a boy or girl name?
How popular is the name Kosei?
What are common nicknames for Kosei?
Is Kosei a common or rare name?
Browse all middle names, sibling names, or similar names.
About the Name Kosei
Kosei is a boy name .
Kosei is currently ranked #14,820 in popularity for boy names in the United States.
Common nicknames for Kosei include Kos, Koy, Koie, and Koskins. These shorter forms provide casual alternatives while keeping the elegance of the full name.
Keep Exploring
Recommended for Parents
Start a registry
Free welcome box on Amazon
Baby Name Wizard
Names that actually age well
Nursery name sign
Personalized wooden letters
We may earn a commission from these links.
Sources
- U.S. Social Security Administration — National Baby Names Data (popularity rankings and historical trends)
- NamingEverything editorial research and analysis