Riku — #4372 US boys' name

What the Data Says About Riku

The Social Security Administration has registered 470 babies named Riku between 1996 and 2024, spanning 29 consecutive years of U.S. birth records. As a boy's name, Riku currently holds the #4372 rank among boys for 2024. The name reached its historical peak in 2024, when 24 babies received it in a single year.

Decade-level aggregation shows that Riku performed strongest in the 2010s, accumulating 180 births during that ten-year window. Across the 4 decades of recorded activity, Riku shows notable generational variation in parental adoption. Geographically, the name is most concentrated in California, which accounts for 86 births — the largest state-level total in the dataset — followed by Michigan. In total, SSA state-level files list Riku in 2 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Riku 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 470 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.