Masculine dossier · first seen 1894
Jeffery
Endangered
Down 98.8% from peak
Peak era
1962
Peak births
9,282
Current vitality
Fragile
Peak generation
Boomer
Quick answers about Jeffery
How many people are named Jeffery?
An estimated 188,722 living Americans are named Jeffery.
How rare is Jeffery?
Jeffery is uncommon among babies today, with 110 boys receiving the name in 2025, down 98.8% from its 1962 peak.
How old is the typical Jeffery?
The median age of a living American named Jeffery is approximately 57 years, with most bearers falling between 45 and 64 years old.
Is Jeffery still popular?
No. Jeffery is endangered as a baby name, down 98.8% from its 1962 peak with 110 births in 2025.
Where is Jeffery most common?
Jeffery has its strongest geographic signal in Mississippi, where it appears 3.7× more often than the national baseline.
1894Peak 19622025
Peak year
1962
Decline from peak
98.8%
2025
110
All-time
230,549
Where it lives now
Jeffery is most concentrated in Alabama — about 3.3× the national rate in the 2010s.
States where Jeffery is given more often than the national average — its present-day heartland.