Masculine dossier · first seen 2018
Thielen
Stable Decline
Gradual decline from 2019
Peak era
2019
Peak births
34
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Thielen
How many people are named Thielen?
An estimated 118 living Americans are named Thielen.
How rare is Thielen?
Thielen is very rare among babies today, with 7 boys receiving the name in 2025, down 79.4% from its 2019 peak.
How old is the typical Thielen?
The median age of a living American named Thielen is approximately 6 years, with most bearers falling between 3 and 7 years old.
Is Thielen still popular?
Not especially. Thielen has been declining since its 2019 peak and registered 7 births in 2025.
2018Peak 20192025
Peak year
2019
Decline from peak
79.4%
2025
7
All-time
119