Jessilyn first appears in the U.S. registration record in 1968. Its popularity climbed over the following decades. In 1991, 26 babies received the name (ranked #3980). Today it sits well outside the top 1,000 (around #12486), with roughly 8 babies named Jessilyn each year. Jessilyn's usage has held roughly steady recently. In total, around 682 babies have been registered with this name since 1880.