Kostas is a boy name with a rare feel, drawn from real birth records. Below you'll find how many babies have been named Kostas across the United States, UK, Ireland and New Zealand, how popular Kostas has been over the decades, and the year it peaked.
| Country | Births on record |
|---|---|
| United States since 1880 | 372 births |
| England & Wales since 1996 | 18 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 Kostas per year, United States (1961 to 2025). United States peaked in 1974 (17/yr) · England & Wales peaked in 2011 (5/yr).
Kostas is a rare baby name in the United States. It was most common in 1974, when it ranked #5,926 nationally (given to 17 babies that year).
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