The name Gaius reached its peak in 2014, with 42 registrations (ranked #2824). The name has actually been around since 1920 — over a century — though it took until recently to find its widest audience. Since the peak, the name has eased to well outside the top 1,000 (around #4572) today, averaging about 23 new babies per year. Gaius's usage has held roughly steady recently. Across all years on record, approximately 498 American babies have carried this name.