Koji comes from the Japanese tradition, meaning Double happiness; peaceful boss.
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How popular is Koji?
2023peak year
The name Koji reached its peak in 2023, with 33 registrations (ranked #3511). The name has actually been around since 1922 — over a century — though it took until recently to find its widest audience. Since the peak, the name has eased to well outside the top 1,000 (around #5173) today, averaging about 20 new babies per year. Koji has been trending upward in recent years. Across all years on record, approximately 611 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
Every name has a homeland. Discover strong boy names rooted in cultures from around the world — each with full meanings, origin stories and pronunciation.