- Diminutive form of Old German Alice, woman of noble estate
- Variants include Aili, Alisann, Alisanne, Alisoun, Alisun, Allcen, Allcenne, Allicen, Allicenne, Allie, Allisann, Allisanne, Allison, Allisoun, Allsun, Ally, Allysann, Allysanne, Allyson, Allysoun, Alysan, Alysann, Alysanne, Alyson, Alysoun