Keiran comes from the Irish Gaelic tradition, meaning Dark one, dark-complexioned.
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How popular is Keiran?
2011peak year
Keiran has been losing ground. Once far more common, it has been declining steadily in recent years. It currently ranks well outside the top 1,000 (around #4078), with about 30 babies named Keiran each year. In 2011, 63 babies received the name (ranked #2120). Total registrations across all years since 1880: roughly 1,170.
Year-by-year registrations1880–2024 · U.S. Social Security data
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