Masculine dossier · first seen 1954

Jasen

Endangered Down 91.2% from peak

Peak era

1979

Peak births

204

Current vitality

Rare

Peak generation

Gen X

Quick answers about Jasen

How many people are named Jasen?

An estimated 4,405 living Americans are named Jasen.

How rare is Jasen?

Jasen is very rare among babies today, with 18 boys receiving the name in 2025, down 91.2% from its 1979 peak.

How old is the typical Jasen?

The median age of a living American named Jasen is approximately 43 years, with most bearers falling between 24 and 50 years old.

Is Jasen still popular?

No. Jasen is endangered as a baby name, down 91.2% from its 1979 peak with 18 births in 2025.

Where is Jasen most common?

Jasen has its strongest geographic signal in Washington, where it appears 2.4× more often than the national baseline.

1954Peak 19792025

Peak year

1979

Decline from peak

91.2%

2025

All-time

4,659

Jasen has been in gradual retreat. The last decade averaged 2.5× lower than the decade before it — a slow, steady fade rather than a collapse.

Jasen peaked in 1979, when 204 boys were given the name.

In 2025, only 18 boys were given the name.

Down 91.2% from its peak.

In all, the Social Security Administration has recorded about 4,659 Americans named Jasen since 1954.

Rarity score99th percentile rare

Peak generationGen X

StabilityHighly era-bound

TrajectoryDown 91.2% from peak

Living profile

4,448

Estimated living Americans with this name.

Median age43

Core range24–50

Playground Density Index 0.0%

Wave type

Steady Decline

A name with a broad middle and a downward recent trajectory.

Geographic heartland

Washington

2.4× higher affinity than the national baseline.

Washington · 1970s 2.4×

Michigan · 1970s 1.7×

Missouri · 1970s 1.7×