Masculine dossier · first seen 1922

Alastair

Stable Cross-generational persistence

Peak era

2025

Peak births

Current vitality

Rare

Peak generation

Gen Alpha

Quick answers about Alastair

An estimated 1,318 living Americans are named Alastair.

Alastair is uncommon among babies today, with 67 boys receiving the name in 2025, matching its recorded peak.

The median age of a living American named Alastair is approximately 13 years, with most bearers falling between 6 and 27 years old.

Yes. Alastair is holding steady, with 67 births in 2025 and a consistent recent baseline.

1922Peak 20252025

Peak year

2025

Decline from peak

2025

All-time

1,364

Alastair is at an all-time high in the latest SSA data. With 67 boys in 2025, it has never been more common.

Alastair peaked in 2025, when 67 boys were given the name.

In 2025, only 67 boys were given the name.

In all, the Social Security Administration has recorded about 1,364 Americans named Alastair since 1922.

Rarity scoreVery uncommon

Peak generationGen Alpha

StabilityHigh cross-era durability

TrajectoryCross-generational persistence

Living profile

1,322

Estimated living Americans with this name.

Median age14

Core range6–28

Playground Density Index 0.1%

Wave type

Steady Wave

A name with sustained momentum rather than a single spike.