Isaiah is a distinctive girls' name in United States, ranking #13869 in 2025 with 6 recorded births. The name reached its all-time peak in 2004 with 58 births ranking #2786. Since 1996, the popularity has decreased by 76.9%. In 2025, approximately 1 in every 267,878 girls born was named Isaiah. FALLING Recent data shows the name is currently falling.
Isaiah is a major Hebrew biblical name meaning "Yahweh is salvation". It has a noble, prophetic feel and remains one of the strongest long-form biblical names in modern use.
The name is inseparable from the prophet Isaiah and has remained central in Jewish and Christian tradition for centuries. Its current popularity comes from its scriptural depth and graceful rhythm.