Isaiah
eye-ZAY-ah
The name Isaiah comes from the Hebrew Yesha’yahu (יְשַעְיָהו), meaning “Yahweh is salvation” or “the Lord saves.” It combines the noun yesha (salvation, deliverance) with the theophoric ending -yahu, the same divine element found in Jeremiah,
Zechariah, and Elijah.
The Septuagint rendered the name as Esaias, the form preserved in older Catholic Bibles, while the Masoretic vocalization shaped the modern English spelling.
What the name Isaiah means
The biblical Isaiah, son of Amoz, prophesied in Jerusalem during the reigns of Uzziah, Jotham, Ahaz, and Hezekiah, roughly 740 to 686 BCE.
The book attributed to him is the longest of the prophetic corpus and one of the most quoted in the New Testament; passages such as Isaiah 7:14 (“Behold, a virgin shall conceive”) and Isaiah 53 (the Suffering Servant) became foundational to Christian
christology.
Jewish tradition holds that he was martyred under King Manasseh, sawn in two inside a hollow tree, an account preserved in the apocryphal Ascension of Isaiah.
The name entered English use after the Reformation and gained ground among Puritan settlers in seventeenth-century New England.
Isaiah Thomas was a colonial American printer and founder of the American Antiquarian Society; Sir Isaiah Berlin (1909-1997), the Latvian-born Oxford philosopher, gave us the essays The Hedgehog and the Fox and Two Concepts of Liberty.
Handel’s oratorio Messiah draws nearly half its libretto from the Book of Isaiah, while the spiritual Isaiah Mighty Prophet belongs to the African American sacred tradition.
In SSA rankings, Isaiah climbed from outside the top 200 in 1980 to a peak of 40th in 2005, riding the same biblical revival that lifted Elijah, Ezekiel, and Josiah.
As of 2024 it sits comfortably in the 40-50 range, holding momentum across Black, Hispanic, and white American families with notable strength in evangelical and Catholic communities. The diminutive Izzy is gaining gentle ground.
Contemporary bearers include NBA guards Isaiah Thomas and Isaiah Stewart, NFL receiver Isaiah Ford, and the actor son of Spike Lee. The name pairs prophetic gravity with everyday accessibility.
US popularity over time
Numerology and symbolism
Based on Pythagorean numerology — a traditional system linking name letters to numbers. Presented for cultural interest.
Famous people named Isaiah
Isaiah - similar names
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Ways to spell Isaiah
| Variant | Language |
|---|---|
| Esaias | Greek/Latin |
| Yeshayahu | Hebrew |
| Isa | Short form |
| Isaias | Spanish/Latin/Greek |