Delvin first appears in the U.S. registration record in 1914. Its popularity climbed over the following decades. In 1978, 186 babies received the name (ranked #612). Today it sits well outside the top 1,000 (around #3585), with roughly 33 babies named Delvin each year. Delvin's usage has held roughly steady recently. In total, around 5,333 babies have been registered with this name since 1880.