Jessilyn is a distinctive girls' name in United States, ranking #16307 in 2021 with 5 recorded births. The name reached its all-time peak in 1999 with 21 births ranking #5108. Since 1996, the popularity has decreased by 72.2%. In 2021, approximately 1 in every 327,942 girls born was named Jessilyn. RISING Recent data shows the name is currently rising.