Corwyn first appears in the U.S. registration record in 1946. Its popularity climbed over the following decades. In 2006, 16 babies received the name (ranked #5350). Today it sits well outside the top 1,000 (around #11388), with roughly 6 babies named Corwyn each year. Corwyn's usage has held roughly steady recently. In total, around 472 babies have been registered with this name since 1880.