Alys is a distinctive girls' name in England & Wales, ranking #824 in 2005 with 34 recorded births. The name reached its all-time peak in 2013 with 100 births ranking #426. Since 1996, the popularity has decreased by 30.6%. In 2005, approximately 1 in every 8,478 girls born was named Alys. STABLE Recent data shows the name is currently stable.