|"There are plenty of eye-witness accounts. Just because you're so narrow-minded you need to have everything shoved under your nose before you–"
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Known family members
- Madam Edgecombe — an employee of the Ministry of Magic; Marietta's mother
- Mr Edgecombe — Marietta's father
- Marietta Edgecombe — a Ravenclaw student at Hogwarts School of Witchcraft and Wizardry in the 1990s who betrayed Dumbledore's Army to Dolores Umbridge.