Stewart Ackerley (born c. 1982-1983) was a wizard who began attending Hogwarts School of Witchcraft and Wizardry in 1994. He was Sorted into Ravenclaw house and during his Sorting, Stewart was incredibly nervous, often twitching and trembling.
- "Stewart" is from an occupational surname originally belonging to a person who was a steward. It is ultimately derived from Old English stig "house" and weard "guard". As a given name, it arose in 19th-century Scotland in honour of the Stuart royal family, which produced several kings and queens of Scotland and Britain between the 14th and 18th centuries.
- "Ackerley" is a Middle English name meaning 'aker', a division of land + 'ley', a lea or field.
- Harry Potter and the Goblet of Fire (First appearance)