Karyn first appears in the U.S. registration record in 1932. Its popularity climbed over the following decades. In 1964, 607 babies received the name (ranked #395). Today it sits well outside the top 1,000 (around #8928), with roughly 13 babies named Karyn each year. Karyn has been declining in recent years. In total, around 14,140 babies have been registered with this name since 1880.