Feminine dossier · first seen 1969
Niamh
Stable
Cross-generational persistence
Peak era
2008
Peak births
74
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Niamh
How many people are named Niamh?
An estimated 1,593 living Americans are named Niamh.
How rare is Niamh?
Niamh is very rare among babies today, with 43 girls receiving the name in 2025, down 41.9% from its 2008 peak.
How old is the typical Niamh?
The median age of a living American named Niamh is approximately 18 years, with most bearers falling between 11 and 25 years old.
Is Niamh still popular?
Yes. Niamh is holding steady, with 43 births in 2025 and a consistent recent baseline.
Where is Niamh most common?
Niamh has its strongest geographic signal in Massachusetts, where it appears 11.2× more often than the national baseline.
1969Peak 20082025
Peak year
2008
Decline from peak
41.9%
2025
43
All-time
1,617
Where it lives now
Niamh is most concentrated in Massachusetts — about 11.2× the national rate in the 2000s. It also runs high in New York.
States where Niamh is given more often than the national average — its present-day heartland.