Joselin is a distinctive girls' name in United States, ranking #1364 in 2011 with 169 recorded births. The name reached its all-time peak in 2007 with 387 births ranking #755. Since 1996, the popularity has increased by 96.5%. In 2011, approximately 1 in every 10,407 girls born was named Joselin. FALLING Recent data shows the name is currently falling.