Shailene is a distinctive girls' name in United States, ranking #8810 in 2009 with 14 recorded births. The name reached its all-time peak in 2014 with 29 births ranking #4881. Since 1996, the popularity has increased by 180.0%. In 2009, approximately 1 in every 131,205 girls born was named Shailene. FALLING Recent data shows the name is currently falling.