Major-General Gerald Cavendish Grosvenor, 6th Duke of Westminster, KG, CB, CVO, OBE, TD, CD, DL (22 December 1951 – 9 August 2016) was a British landowner, businessman and Territorial Army general.
He was the son of Robert George Grosvenor, 5th Duke of Westminster and The Hon. Viola Maud Lyttelton. He was Chairman of the property company Grosvenor Group. The Prince of Wales and Duchess of Cornwall are "deeply shocked and greatly saddened" by the sudden death of their friend.