Koah is a boy name with a rare feel, drawn from real birth records. Below you'll find how many babies have been named Koah across the United States, UK, Ireland and New Zealand, how popular Koah has been over the decades, and the year it peaked.
| Country | Births on record |
|---|---|
| United States since 1880 | 1,438 births |
| England & Wales since 1996 | 208 births |
| Scotland since 1974 | 20 births |
| Northern Ireland since 1997 | 10 births |
| Ireland since 1964 | 16 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Koah per year, United States (2005 to 2025). United States peaked in 2025 (311/yr) · England & Wales peaked in 2025 (51/yr) · Ireland peaked in 2025 (9/yr) · Northern Ireland peaked in 2021 (7/yr) · Scotland peaked in 2021 (5/yr).
Koah is an uncommon baby name in the United States. It was most common in 2025, when it ranked #1,646 nationally (given to 376 babies that year).
Kai · Kay · Koa · Kia · Kya · Khai · Kyah · Kiah
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