Masculine dossier · first seen 1925

Sean

Endangered Down 94.9% from peak

Peak era

1990

Peak births

12,018

Current vitality

Fragile

Peak generation

Millennial

1925Peak 19902025

Quick answers about Sean

An estimated 402,258 living Americans are named Sean.

Sean is moderately uncommon among babies today, with 616 boys receiving the name in 2025, down 94.9% from its 1990 peak.

The median age of a living American named Sean is approximately 38 years, with most bearers falling between 28 and 50 years old.

No. Sean is endangered as a baby name, down 94.9% from its 1990 peak with 616 births in 2025.

Peak year

1990

Decline from peak

94.9%

2025

616

All-time

423,637

Diaspora map

Sean took 69 years to reach 23 states. A slow burn from California, Massachusetts, New Jersey, and New York outward.

Broke out: California, Massachusetts, New Jersey, and New York, 1955 · over-represented in 23 states over 69 years