The name "Alison" is the Norman French diminutive of Aalis. It has often been construed to mean "truthful". It was common in England and France in the Middle Ages, and was later revived in the 20th century. Variant spellings have substituted "y" for "i", or included an extra "l" in the spelling.
- Harry Potter and the Prisoner of Azkaban (video game) (PS2 version only)
- Harry Potter and the Half-Blood Prince (video game) (NDS version only)