$
Jeff
120,502 recorded births · active 1880–2025
Living-age distribution
The median living Jeff is 63. If you meet a Jeff, there's about a 70% chance they're between 54 and 68 years old.
Popularity arc
● Steady ClassicConsistently popular across generations, never a fad.
Peak Jeff: 1962. Down 99% from peak.
Geographic fingerprint
Jeffs are 1.5x more common in the Midwest than the national average.