Josilynn is a distinctive girls' name in United States, ranking #6493 in 2010 with 20 recorded births. The name reached its all-time peak in 2012 with 21 births ranking #6214. Since 1996, the popularity has increased by 300.0%. In 2010, approximately 1 in every 88,866 girls born was named Josilynn. FALLING Recent data shows the name is currently falling.