Masculine dossier · first seen 1977
Thien
Stable Decline
Gradual decline from 1996
Peak era
1996
Peak births
42
Current vitality
Rare
Peak generation
Millennial
Quick answers about Thien
How many people are named Thien?
An estimated 1,031 living Americans are named Thien.
How rare is Thien?
Thien is very rare among babies today, with 6 boys receiving the name in 2025, down 85.7% from its 1996 peak.
How old is the typical Thien?
The median age of a living American named Thien is approximately 25 years, with most bearers falling between 15 and 35 years old.
Is Thien still popular?
Not especially. Thien has been declining since its 1996 peak and registered 6 births in 2025.
Where is Thien most common?
Thien has its strongest geographic signal in California, where it appears 2.6× more often than the national baseline.
1977Peak 19962025
Peak year
1996
Decline from peak
85.7%
2025
6
All-time
1,055
Where it lives now
Thien is most concentrated in California — about 1.8× the national rate in the 1990s.
States where Thien is given more often than the national average — its present-day heartland.