Alys is a distinctive girls' name in England & Wales, ranking #585 in 1997 with 44 recorded births. The name reached its all-time peak in 2013 with 100 births ranking #426. Since 1996, the popularity has decreased by 10.2%. In 1997, approximately 1 in every 6,663 girls born was named Alys. STABLE Recent data shows the name is currently stable.