Ku
Boy nameKu has been given to 39 babies in the U.S. since 1986. It peaked in 2015.
Popularity over time births per year, 1880–2025
Total babies
39
Peak year
2015 (11 babies)
Rank in 2025
Below top 1000
First recorded
1986
10-year trend
▼ -100%
Gender split
15% girls / 85% boys
Spellings & variants
Names one letter away from Ku — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Ku.
Sibling name ideas for Ku
Same era and popularity as Ku, avoiding matching initials or rhymes.
FAQ
How popular is the name Ku?
Ku has been given to 39 babies in the U.S. since 1986. It ranked below the top 1000 in 2025.
When did the name Ku peak?
Ku peaked in 2015, when 11 babies were given the name.
Is Ku a girl or boy name?
Ku is primarily a boy name (85% of babies named Ku are boys).
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