Enid Pettigrew

Professor Enid Pettigrew was a witch. She may be a relative of Petter Pettigrew.

Behind the scenes
Professor Pettigrew was one of the names which J. K. Rowling considered giving to either the Defence Against the Dark Arts professor in Harry Potter's fourth, sixth or seventh year or the Divination teacher during his third year when she was planning Harry Potter and the Prisoner of Azkaban.