Alys is a distinctive girls' name in England & Wales, ranking #503 in 2014 with 84 recorded births. The name reached its all-time peak in 2013 with 100 births ranking #426. Since 1996, the popularity has increased by 71.4%. In 2014, approximately 1 in every 3,651 girls born was named Alys. STABLE Recent data shows the name is currently stable.