Josselyn is a distinctive girls' name in United States, ranking #2710 in 1998 with 50 recorded births. The name reached its all-time peak in 2007 with 257 births ranking #1028. Since 1996, the popularity has decreased by 21.9%. In 1998, approximately 1 in every 35,338 girls born was named Josselyn. FALLING Recent data shows the name is currently falling.