Joscelyn is a distinctive girls' name in United States, ranking #1996 in 2009 with 104 recorded births. The name reached its all-time peak in 2007 with 117 births ranking #1820. Since 1996, the popularity has increased by 173.7%. In 2009, approximately 1 in every 17,662 girls born was named Joscelyn. FALLING Recent data shows the name is currently falling.