Josi is a distinctive girls' name in United States, ranking #6336 in 2015 with 20 recorded births. The name reached its all-time peak in 2002 with 36 births ranking #3683. Since 1996, the popularity has decreased by 25.9%. In 2015, approximately 1 in every 89,233 girls born was named Josi. FALLING Recent data shows the name is currently falling.