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Tiernan
OriginIrish
Meaning"little lord"
GenderBoy
About Tiernan
Variation of Tierney
Popularity & trends
US popularity — history
US rank, lower is more popular · SSA data 2014–2025
Actual · SSA
20142025
18802025
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | #2,540 | 49 | 25.5 |
| 2015 | #2,677 | 46 | 24 |
| 2016 | #3,220 | 36 | 19 |
| 2017 | #4,095 | 26 | 14 |
| 2018 | #3,876 | 28 | 15.4 |
| 2019 | #4,319 | 24 | 13.4 |
| 2020 | #4,839 | 20 | 11.6 |
| 2021 | #3,570 | 32 | 18.3 |
| 2022 | #3,205 | 38 | 21.8 |
| 2023 | #3,404 | 35 | 20.5 |
| 2024 | #4,166 | 26 | 15.1 |
| 2025 | #3,840 | 29 | 17 |
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Famous Tiernans
- Tiernan O'Rourke (Tigernan Ua Ruairc)
12th century Irish king of Breifne
- Tiernan O'Halloran
Irish rugby player
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