Cythia comes from the Modern American tradition, meaning Moon; shining or illumination..
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How popular is Cythia?
1961peak year
The name Cythia reached its peak in 1961, with 21 registrations (ranked #2689). It had only entered records 10 years earlier, in 1951. Since then, the name has largely fallen out of use. Across all years on record, approximately 401 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
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