Marykatherine — #8522 US girls' name

What the Data Says About Marykatherine

The Social Security Administration has registered 821 babies named Marykatherine between 1971 and 2024, spanning 54 consecutive years of U.S. birth records. As a girl's name, Marykatherine currently holds the #8522 rank among girls for 2024. The name reached its historical peak in 1994, when 34 babies received it in a single year.

Decade-level aggregation shows that Marykatherine performed strongest in the 1990s, accumulating 242 births during that ten-year window. Across the 6 decades of recorded activity, Marykatherine shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Illinois, which accounts for 13 births — the largest state-level total in the dataset — followed by North Carolina and California. In total, SSA state-level files list Marykatherine in 4 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Marykatherine 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 821 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.