Masculine dossier · first seen 1989

Mosiah

Stable Cross-generational persistence

Peak era

2024

Peak births

Current vitality

Rare

Peak generation

Gen Alpha

Quick answers about Mosiah

An estimated 789 living Americans are named Mosiah.

Mosiah is very rare among babies today, with 42 boys receiving the name in 2025, down 12.5% from its 2024 peak.

The median age of a living American named Mosiah is approximately 10 years, with most bearers falling between 6 and 19 years old.

Yes. Mosiah is holding steady, with 42 births in 2025 and a consistent recent baseline.

1989Peak 20242025

Peak year

2024

Decline from peak

12.5%

2025

All-time

798

Mosiah is at an all-time high in the latest SSA data. With 48 boys in 2024, it has never been more common.

Mosiah peaked in 2024, when 48 boys were given the name.

In 2025, only 42 boys were given the name.

Down 12.5% from its peak.

In all, the Social Security Administration has recorded about 798 Americans named Mosiah since 1989.

Rarity score99th percentile rare

Peak generationGen Alpha

StabilityHigh cross-era durability

TrajectoryCross-generational persistence

Living profile

790

Estimated living Americans with this name.

Median age10

Core range6–19

Playground Density Index 0.1%

Wave type

Steady Wave

A name with sustained momentum rather than a single spike.