Adelle is a distinctive girls' name in England & Wales, ranking #1170 in 2001 with 17 recorded births. The name reached its all-time peak in 1996 with 24 births ranking #891. Since 1996, the popularity has decreased by 29.2%. In 2001, approximately 1 in every 15,764 girls born was named Adelle. FALLING Recent data shows the name is currently falling.