Boy name

Isaias

As of 2025, Isaias ranks #426 among American boys' names, according to Social Security records. 755 boys received the name that year. Its position has barely moved over the past five years — a sign of steady, established appeal. The name has never been bigger: its all-time peak in a record going back to 1915 is happening right now. Geographically, it's strongest in Texas, where it ranks #215 among boy names.