Siobhan comes from the Hebrew / Irish tradition, meaning God is Merciful.
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How popular is Siobhan?
1980peak year
The name Siobhan reached its peak in 1980, with 282 registrations (ranked #649). It first surfaced in U.S. records in 1956, roughly 24 years before its peak. Since the peak, the name has eased to well outside the top 1,000 (around #2826) today, averaging about 68 new babies per year. Siobhan has been trending upward in recent years. Across all years on record, approximately 7,310 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
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