Josselyn is a distinctive girls' name in United States, ranking #1317 in 2008 with 188 recorded births. The name reached its all-time peak in 2007 with 257 births ranking #1028. Since 1996, the popularity has increased by 193.8%. In 2008, approximately 1 in every 10,057 girls born was named Josselyn. FALLING Recent data shows the name is currently falling.