Alys has been given to about 1,359 people in the United States since 1880. It was most common in 1920, which makes it a interwar name.
Its best year was 1920, when 29 babies were given the name, ranking 1512th. The typical living American called Alys is about 37 years old today. It is relatively most common in Florida, where it accounts for 0.00% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.