Masculine dossier · first seen 1916
Willem
Stable
Cross-generational persistence
Peak era
2003
Peak births
122
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Willem
How many people are named Willem?
An estimated 2,735 living Americans are named Willem.
How rare is Willem?
Willem is uncommon among babies today, with 51 boys receiving the name in 2025, down 58.2% from its 2003 peak.
How old is the typical Willem?
The median age of a living American named Willem is approximately 20 years, with most bearers falling between 12 and 26 years old.
Is Willem still popular?
Yes. Willem is holding steady, with 51 births in 2025 and a consistent recent baseline.
Where is Willem most common?
Willem has its strongest geographic signal in New York, where it appears 1.6× more often than the national baseline.
1916Peak 20032025
Peak year
2003
Decline from peak
58.2%
2025
51
All-time
2,840