Masculine dossier · first seen 1958
Jansen
Stable
Cross-generational persistence
Peak era
1994
Peak births
88
Current vitality
Rare
Peak generation
Millennial
Quick answers about Jansen
How many people are named Jansen?
An estimated 2,068 living Americans are named Jansen.
How rare is Jansen?
Jansen is very rare among babies today, with 34 boys receiving the name in 2025, down 61.4% from its 1994 peak.
How old is the typical Jansen?
The median age of a living American named Jansen is approximately 24 years, with most bearers falling between 13 and 33 years old.
Is Jansen still popular?
Yes. Jansen is holding steady, with 34 births in 2025 and a consistent recent baseline.
1958Peak 19942025
Peak year
1994
Decline from peak
61.4%
2025
34
All-time
2,124