Joselyn is a distinctive girls' name in United States, ranking #779 in 1997 with 268 recorded births. The name reached its all-time peak in 2007 with 1,577 births ranking #221. Since 1996, the popularity has decreased by 16.0%. In 1997, approximately 1 in every 6,495 girls born was named Joselyn. FALLING Recent data shows the name is currently falling.