The name Dwain reached its peak in 1959, with 257 registrations (ranked #488). It first surfaced in U.S. records in 1913, roughly 46 years before its peak. Since the peak, the name has eased to well outside the top 1,000 (around #9519) today, averaging about 8 new babies per year. Dwain's usage has held roughly steady recently. Across all years on record, approximately 7,581 American babies have carried this name.