Josslyn is a distinctive girls' name in United States, ranking #1750 in 2015 with 120 recorded births. The name reached its all-time peak in 2011 with 179 births ranking #1318. Since 1996, the popularity has increased by 1,233.3%. In 2015, approximately 1 in every 14,872 girls born was named Josslyn. FALLING Recent data shows the name is currently falling.