Joselin is a distinctive girls' name in United States, ranking #1249 in 2002 with 159 recorded births. The name reached its all-time peak in 2007 with 387 births ranking #755. Since 1996, the popularity has increased by 84.9%. In 2002, approximately 1 in every 11,301 girls born was named Joselin. FALLING Recent data shows the name is currently falling.