Kainyn
Boy nameKainyn has been given to 33 babies in the U.S. since 2009. It peaked in 2009.
Popularity over time births per year, 1880–2025
Total babies
33
Peak year
2009 (6 babies)
Rank in 2025
Below top 1000
First recorded
2009
10-year trend
New / returning
Gender split
All boys
Spellings & variants
Names one letter away from Kainyn — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Kainyn.
Sibling name ideas for Kainyn
Same era and popularity as Kainyn, avoiding matching initials or rhymes.
FAQ
How popular is the name Kainyn?
Kainyn has been given to 33 babies in the U.S. since 2009. It ranked below the top 1000 in 2025.
When did the name Kainyn peak?
Kainyn peaked in 2009, when 6 babies were given the name.
Is Kainyn a girl or boy name?
Kainyn is primarily a boy name (100% of babies named Kainyn are boys).
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