Tiernan
girl nameTiernan entered the US charts in 1989, peaked at #5897 in 2002, is rarely given today — a rare gem few children share.
Popularity 1989–2025
—
rank today
#5897
peak (2002)
0
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1980s | #12362 |
| 1990s | #12364 |
| 2000s | #9584 |
| 2010s | #16054 |
Living bearers
About 200 people named Tiernan are estimated to be alive in the US today.
The typical Tiernan alive today was born around 2004, making them about 21 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Tiernan in 2025?
- Tiernan is rarely given in the US today — it does not rank in the top 2000 girl names.
- When was the name Tiernan most popular?
- Tiernan peaked in 2002, reaching #5897 among US girl names.
- Will my child share the name Tiernan with classmates?
- Tiernan will almost certainly be the only one in school.
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