Feminine dossier · first seen 1935
Dennise
Rising
Gaining cultural share
Peak era
2001
Peak births
78
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Dennise
How many people are named Dennise?
An estimated 3,023 living Americans are named Dennise.
How rare is Dennise?
Dennise is very rare among babies today, with 7 girls receiving the name in 2025, down 91% from its 2001 peak.
How old is the typical Dennise?
The median age of a living American named Dennise is approximately 37 years, with most bearers falling between 24 and 56 years old.
Is Dennise still popular?
Yes — Dennise is currently rising in popularity, with 7 births in 2025.
Where is Dennise most common?
Dennise has its strongest geographic signal in California, where it appears 3.1× more often than the national baseline.
1935Peak 20012025
Peak year
2001
Decline from peak
91%
2025
7
All-time
3,488
Where it lives now
Dennise is most concentrated in Texas — about 3.1× the national rate in the 1990s. It also runs high in California.
States where Dennise is given more often than the national average — its present-day heartland.