Mariusz — boys' name

What the Data Says About Mariusz

The Social Security Administration has registered 80 babies named Mariusz between 1974 and 2011, spanning 38 consecutive years of U.S. birth records. As a boy's name, Mariusz currently falls outside the top 1,000 boys' names for 2011. The name reached its historical peak in 1993, when 11 babies received it in a single year.

Decade-level aggregation shows that Mariusz performed strongest in the 2000s, accumulating 27 births during that ten-year window. Across the 5 decades of recorded activity, Mariusz shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Illinois, which accounts for 11 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Mariusz in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Mariusz 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 80 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.