John Spencer-Churchill, 7th Duke of Marlborough
…paternal grandfather of Prime Minister Sir Winston Churchill. John Winston Spencer-Churchill was born at Garboldisham Hall, Norfolk, the eldest son of George Spencer-Churchill, 6th Duke of Marlborough, and Lady Jane Stewart, daughter of Admiral George Stewart, 8th Earl of Galloway. He was educated at Eton College and Oriel College, Oxford. Spencer-Churchill…