Feminine dossier · first seen 1975

Kirstyn

Stable Decline Gradual decline from 1990

Peak era

1990

Peak births

132

Current vitality

Below reporting floor

Peak generation

Millennial

Quick answers about Kirstyn

How many people are named Kirstyn?

An estimated 2,255 living Americans are named Kirstyn.

How rare is Kirstyn?

Kirstyn fell below the SSA's 5-birth reporting floor in 2025. It is extremely rare as a new baby name.

How old is the typical Kirstyn?

The median age of a living American named Kirstyn is approximately 28 years, with most bearers falling between 22 and 34 years old.

Is Kirstyn still popular?

Not especially. Kirstyn has been declining since its 1990 peak and registered 0 births in 2025.

Where is Kirstyn most common?

Kirstyn has its strongest geographic signal in Pennsylvania, where it appears 1.5× more often than the national baseline.

1975Peak 19902025

Peak year

1990

Decline from peak

100%

2025

All-time

2,309

Kirstyn last appeared in SSA records in 2021. Across its recorded history, about 2,309 American girls received the name.

Kirstyn peaked in 1990, when 132 girls were given the name.

No girls were recorded with this name in 2025 — at least not five of them (the SSA's reporting floor).

Down 100% from its peak.

In all, the Social Security Administration has recorded about 2,309 Americans named Kirstyn since 1975.

Rarity scoreStatistical floor

Peak generationMillennial

StabilityHighly era-bound

TrajectoryGradual decline from 1990

Living profile

2,275

Estimated living Americans with this name.

Median age28

Core range22–34

Playground Density Index 0.0%

Wave type

Steady Decline

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

Geographic heartland

Pennsylvania

1.5× higher affinity than the national baseline.

Pennsylvania · 1990s 1.5×