Jailen is a distinctive girls' name in United States, ranking #5911 in 2001 with 19 recorded births. The name reached its all-time peak in 2000 with 27 births ranking #4457. Since 1996, the popularity has increased by 280.0%. In 2001, approximately 1 in every 94,766 girls born was named Jailen. FALLING Recent data shows the name is currently falling.