Sydelle — girls' name

What the Data Says About Sydelle

The Social Security Administration has registered 745 babies named Sydelle between 1906 and 2023, spanning 118 consecutive years of U.S. birth records. As a girl's name, Sydelle currently falls outside the top 1,000 girls' names for 2023. The name reached its historical peak in 1930, when 46 babies received it in a single year.

Decade-level aggregation shows that Sydelle performed strongest in the 1930s, accumulating 223 births during that ten-year window. Across the 9 decades of recorded activity, Sydelle shows a clear decline from its mid-century high. Geographically, the name is most concentrated in New York, which accounts for 487 births — the largest state-level total in the dataset — followed by Illinois. In total, SSA state-level files list Sydelle in 2 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Sydelle 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 745 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.