Isaia — #9233 US boys' name

What the Data Says About Isaia

The Social Security Administration has registered 473 babies named Isaia between 1985 and 2024, spanning 40 consecutive years of U.S. birth records. As a boy's name, Isaia currently holds the #9233 rank among boys for 2024. The name reached its historical peak in 2007, when 26 babies received it in a single year.

Decade-level aggregation shows that Isaia performed strongest in the 2000s, accumulating 188 births during that ten-year window. Across the 5 decades of recorded activity, Isaia shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 40 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Isaia in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Isaia in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 473 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.