Based on SSA birth records through 2007, an estimated 2,983 Americans born with the name Deneen may still be living. No new bearers have been recorded since 2007.
How rare is Deneen?
Deneen has not appeared in SSA records since 2007. It is effectively extinct as a new baby name — no girls received it in the latest available data.
How old is the typical Deneen?
The median age of a living American named Deneen is approximately 61 years, with most bearers falling between 57 and 62 years old.
Deneen has its strongest geographic signal in Pennsylvania, where it appears 3.3× more often than the national baseline.
1947Peak 19642025
Peak year
1964
Decline from peak
100%
2025
0
All-time
3,603
Diaspora map
Deneen spread fast — broke out in Colorado, Connecticut, Delaware, District of Columbia, Hawaii, Illinois, Louisiana, Maryland, New Jersey, and Pennsylvania (1964) and ran high in 10 states within a decade.
Broke out: Colorado, Connecticut, Delaware, District of Columbia, Hawaii, Illinois, Louisiana, Maryland, New Jersey, and Pennsylvania, 1964 · over-represented in 10 states over 0 years
