Tiernan
- Pronunciation
- [Tier-nan]
- Gender
- Male
- Meaning
- Regal
- Origin
- Irish
Tiernan Popularity Snapshot
Across the entire US Social Security Administration record (1880–2024), 1,452 baby boys have been named Tiernan. The name peaked in 2007 with 86 US births that year (rank #1738). In 2024, ranked #4166 nationally — 2,428 places below its 2007 peak.
Top States for Tiernan
Based on 1910–2024 US SSA state-level records, the three states with the most Tiernan births are: New York (99), California (74), Pennsylvania (41).
Other Irish-Origin Names Like Tiernan
If you like Tiernan's Irish origin, consider these related names: Abban, Abiageal, Abracham, Adare, Addergoole. Browse all Irish names →
7-Letter Names Starting with T
Names with Tiernan's exact length and starting letter: Taaveti, Tabatha, Tabbart, Tabetha, Tabitha.
Quick Facts About Tiernan
Variant Forms
| Name | Meaning | Gender | Origin |
|---|---|---|---|
| Tierney | Regal | Male | Irish |
Looking for names like Tiernan?
A dedicated page with 60+ related names — spelling variants, rhymes, alliterations, same-origin matches, and shared meaning concepts — lives at its own URL so each kind of similarity gets a deeper treatment than fits here.
Compare Tiernan to Other Popular Names
Side-by-side popularity charts and crossover years for Tiernan against today's most popular boys-name peers (top 8 by US births in the last 10 years of SSA records).