Obrien
boy nameObrien entered the US charts in 1921, peaked at #3559 in 1958, is rarely given today — a rare gem few children share.
Popularity 1921–2025
—
rank today
#3559
peak (1958)
0
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1920s | #4322 |
| 1950s | #3559 |
| 1970s | #5845 |
| 1980s | #4033 |
| 1990s | #5549 |
| 2000s | #9140 |
| 2010s | #9757 |
| 2020s | #9823 |
Living bearers
About 200 people named Obrien are estimated to be alive in the US today.
The typical Obrien alive today was born around 1991, making them about 34 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Obrien in 2025?
- Obrien is rarely given in the US today — it does not rank in the top 2000 boy names.
- When was the name Obrien most popular?
- Obrien peaked in 1958, reaching #3559 among US boy names.
- Will my child share the name Obrien with classmates?
- Obrien will almost certainly be the only one in school.
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