Joselin is a distinctive girls' name in United States, ranking #1564 in 2000 with 114 recorded births. The name reached its all-time peak in 2007 with 387 births ranking #755. Since 1996, the popularity has increased by 32.6%. In 2000, approximately 1 in every 15,930 girls born was named Joselin. FALLING Recent data shows the name is currently falling.