Hagrid is the surname of a wizarding family. Mr. Hagrid married the Giantess Fridwulfa, and she bore him a half-giant son named Rubeus Hagrid. It is unknown if Rubeus Hagrid ever had children, but it is known that he did not marry.
- Fridwulfa — a Giant, wife of Mr. Hagrid, mother of Rubeus Hagrid and Grawp
- Mr. Hagrid — a wizard; father of Rubeus Hagrid who died when his son was twelve years old
- Rubeus Hagrid — a half-giant wizard, son of Mr. Hagrid and Fridwulfa