Adelle is a distinctive girls' name in England & Wales, ranking #2627 in 2007 with 8 recorded births. The name reached its all-time peak in 1996 with 24 births ranking #891. Since 1996, the popularity has decreased by 66.7%. In 2007, approximately 1 in every 38,264 girls born was named Adelle. FALLING Recent data shows the name is currently falling.