Josilynn is a distinctive girls' name in United States, ranking #6214 in 2012 with 21 recorded births. The name reached its all-time peak in 2012 with 21 births ranking #6214. Since 1996, the popularity has increased by 320.0%. In 2012, approximately 1 in every 83,845 girls born was named Josilynn. FALLING Recent data shows the name is currently falling.