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Kainen
BoyMeaning of Kainen: Irish: 'little fighter'
Kainen is a boy's name most strongly associated with Irish naming. It has 6 letters and 2 syllables, and it is familiar but far from overused — 2932nd most popular boys' name in the United States in 2025.
US rank 2025
#2932
41 babies in 2025
England & Wales 2024
—
Fewer than 3 babies or unlisted
US babies since 1880
1,316
First recorded 1989 · peak 2018
Trend
falling
Style: uncommon
Popularity over time
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
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Other names starting with K
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Irish · 2 syllables
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Scottish · 2 syllables
US #307UK #968
American · 2 syllables
US #138UK #250
Arabic & Persian · 2 syllables
US #395UK #283
Hebrew · 2 syllables
US #310UK #308
Scottish · 2 syllables
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American · 2 syllables
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Irish · 2 syllables
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American · 2 syllables
US #231UK #230
Irish · 1 syllable
US #409UK #204
Hawaiian · 1 syllable
US #254UK #206