Jacolyn comes from the Modern American tradition, meaning Feminine variant of Jacob..
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How popular is Jacolyn?
1953peak year
The name Jacolyn reached its peak in 1953, with 20 registrations (ranked #2389). It first surfaced in U.S. records in 1931, roughly 22 years before its peak. Since then, the name has largely fallen out of use. Across all years on record, approximately 380 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
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