Number 12, Grimmauld Place London (in the fifth film it is portrayed within the London Borough of Islington) is the address and name of reference to the home of the Black family, an ancient and pure-blooded line of wizards. It first appears in the fifth book . "Grimmauld Place" is a pun on "grim, old place", and possibly "Grim's old place" as well, referring to the fact that Sirius Black was thought in Harry Potter and the Prisoner of Azkaban to be the Grim, a black dog omen. Grimoald was also a personal name. The structure of Number 12, Grimmauld Place is a Georgian terraced house. Moderator: Nessiebella