|"We must've been through hundreds of books already and we can't find him anywhere —"|
Harry Potter, Hermione Granger, and Ron Weasley freed her from the Muggle-Born Registration Commission and advised the Cattermoles to flee the country while the Death Eaters were in power. It is unknown if they took this advice.
- Alfred Cattermole — son of Reginald and Mary Cattermole
- Ellie Cattermole — daughter of Reginald and Mary Cattermole
- Maisie Cattermole — daughter of Reginald and Mary Cattermole
- Mary Cattermole — a Muggle-born witch
- Reginald Cattermole — a Ministry of Magic employee