Tiarnán is a boy name with a rare feel, drawn from real birth records. Below you'll find how many babies have been named Tiarnán across the United States, UK, Ireland and New Zealand, how popular Tiarnán has been over the decades, and the year it peaked.
| Country | Births on record |
|---|---|
| Ireland since 1964 | 105 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 Tiarnán per year, Ireland (1964 to 2025). Ireland peaked in 2018 (22/yr).
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