Queen Mary Hospital or Queen Mary's Hospital may refer to:
Canada Queen Mary Hospital, a hospital in Toronto, now part of West Park Healthcare Centre
Hong Kong Queen Mary Hospital (Hong Kong), a public district general hospital in Pok Fu Lam, Hong Kong Queen Mary Hospital station, a proposed MTR station
New Zealand Queen Mary Hospital (Hanmer Springs), South Island Queen Mary Hospital, Dunedin, defunct hospital in Dunedin, South Island
United Kingdom Queen Mary's Hospital, Roehampton, London Queen Mary's Hospital, Sidcup, South East London Queen Mary's Hospital, Carshalton, London (former) Queen Mary's Hospital for the East End, Stratford, London (former)
See also Queen Mary (disambiguation) QMH (disambiguation)