Kathelyn — #13918 US girls' name

What the Data Says About Kathelyn

The Social Security Administration has registered 244 babies named Kathelyn between 1983 and 2024, spanning 42 consecutive years of U.S. birth records. As a girl's name, Kathelyn currently holds the #13918 rank among girls for 2024. The name reached its historical peak in 1990, when 18 babies received it in a single year.

Decade-level aggregation shows that Kathelyn performed strongest in the 2000s, accumulating 82 births during that ten-year window. Across the 5 decades of recorded activity, Kathelyn shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 6 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Kathelyn in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Kathelyn 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 244 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.