How Many People Are Named Isaiah?
people named Isaiah are alive in the United States today (estimate)
About 1 in 1,389 people in the US has this name
Based on 254,710 babies named Isaiah in Social Security records from 1880 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
⭐ Uncommon
Peak Year
10,483 births
Trend
Declining (last 10 years)
📖 Name Origin & Meaning
Meaning:
From the Hebrew name יְשַׁעְיָהוּ (Yesha'yahu) meaning "YAHWEH is salvation". Isaiah is one of the four major prophets of the Old Testament, supposedly the author of the Book of Isaiah. He was from Jerusalem and probably lived in the 8th century BC, at a time when Assyria threatened the Kingdom of Judah. As an English Christian name, Isaiah was first used after the Protestant Reformation.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Same Sound, Other Spellings
These names are pronounced like Isaiah in English. Counting Isaiah and these spellings together, about 265,322 people alive in the US have the name.
⚧ Gender Distribution
Almost all of the babies given the name Isaiah (99.7%) were boys.
👥 Age Distribution
The average person named Isaiah alive today is about 17 years old, and 92% are under 30. Half of them were between 10 and 24 in 2025.
📈 Popularity Over Time
Isaiah first appears in the records in 1880 and was given most often in 2006, to 10,483 babies. In 2025, 5,273 babies got the name. Over the last ten years, the number each year has been falling.
Babies given the name each year, 1880 to 2025
🏆 Rank History
Isaiah never made the top 10 boys' names. Its best rank was #39, in 2006, and it was in the top 100 for 30 years, 1996 to 2025. In 2025 it ranked #57.
| Boys | |
|---|---|
| Rank in 2025 | #57 |
| Best rank | #39 (2006) |
| Years in the top 100 | 30 (1996 to 2025) |
| Rank in its biggest decade | #44 in the 2000s |
📍 State-Wise Distribution
People named Isaiah alive today, by the state where they were born (estimate; state records start in 1910).
More people named Isaiah were born in California than in any other state: about 37,779 of those alive today. Compared with the national rate in the same years, Isaiah was given 2.5 times as often in Hawaii, 2.5 times in New Mexico and 1.6 times in Alaska.
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