Sonja is a girl name with a classic feel, drawn from real birth records.
| Country | Births on record |
|---|---|
| United States since 1880 | 39,557 births |
| England & Wales since 1996 | 101 births |
| Ireland since 1964 | 72 births |
Counts come from national birth registrations: the U.S. Social Security Administration, England & Wales (ONS) and Ireland (CSO). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Sonja per year — United States (1906–2025). United States peaked in 1967 (1,343/yr) · Ireland peaked in 1971 (9/yr) · England & Wales peaked in 1999 (8/yr).
Sonja reached its peak in 1967, when it was the #402 most popular baby name in the United States — making it a quintessential 1960s name.
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