Dave is a given name that can refer to:
- Davey Gudgeon, a student at Hogwarts School of Witchcraft and Wizardry student in the 1970s
- Dave Monk, a Muggle man, the husband of Tilly Monk and father of Jack and Tom Monk
Behind the scenes
Real-world individuals with the given name Dave include:
- Dave Legeno, portrays Fenrir Greyback in the Harry Potter films