Jessilyn is a distinctive girls' name in United States, ranking #13054 in 2018 with 7 recorded births. This places Jessilyn in the bottom 28% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 21 births ranking #5108. Since 1996, the popularity has decreased by 61.1%. In 2018, approximately 1 in every 242,918 girls born was named Jessilyn. RISING Recent data shows the name is currently rising.