Jilliane — girls' name

What the Data Says About Jilliane

The Social Security Administration has registered 149 babies named Jilliane between 1977 and 2010, spanning 34 consecutive years of U.S. birth records. As a girl's name, Jilliane currently falls outside the top 1,000 girls' names for 2010. The name reached its historical peak in 1983, when 12 babies received it in a single year.

Decade-level aggregation shows that Jilliane performed strongest in the 1980s, accumulating 83 births during that ten-year window. Across the 5 decades of recorded activity, Jilliane shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 5 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Jilliane in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Jilliane 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 149 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.