Sir John Chetwode, 4th Baronet (11 May 1764 – 17 December 1845) was a British politician and baronet. Born in Stockport, he was the only surviving son of Sir John Chetwode, 3rd Baronet and his wife Dorothy Bretland, third daughter of Thomas Bretland. In 1779, he succeeded his father as baronet. He entered the British House of Commons in 1815, sitting for Newcastle-under-Lyme until 1818. He represented Buckingham as Member of Parliament (MP) from 1841 until his death in 1845.