John Rushout, 1st Baron Northwick (23 July 1738 – 20 October 1800) was a British politician and Member of Parliament (MP) for Evesham. Rushout was the son of Sir John Rushout, 4th Baronet and Lady Anne Compton, and was educated at Eton and Christ Church, Oxford, which he entered in 1756. In 1761 he was elected as Member of Parliament (MP) for Evesham and held the seat until 1796. Politically, he was until about 1789 when he went over to William Pitt the Younger and hence sat as a .