Jessamyn is a distinctive girls' name in United States, ranking #11160 in 2008 with 10 recorded births. The name reached its all-time peak in 1997 with 21 births ranking #4910. Since 1996, the popularity has decreased by 37.5%. In 2008, approximately 1 in every 189,072 girls born was named Jessamyn. RISING Recent data shows the name is currently rising.