Aloysuis — boys' name

What the Data Says About Aloysuis

The Social Security Administration has registered 114 babies named Aloysuis between 1914 and 1931, spanning 18 consecutive years of U.S. birth records. As a boy's name, Aloysuis currently falls outside the top 1,000 boys' names for 1931. The name reached its historical peak in 1927, when 11 babies received it in a single year.

Decade-level aggregation shows that Aloysuis performed strongest in the 1920s, accumulating 88 births during that ten-year window. Across the 3 decades of recorded activity, Aloysuis shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Illinois, which accounts for 5 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Aloysuis in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Aloysuis 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 114 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.