Margaret Heitland (née Bateson; 27 February 1860 – 31 May 1938) was a British journalist and social activist (suffragette). She was the daughter of William Henry Bateson, master of St John's College, Cambridge. In 1901 she married William Emerton Heitland, Classicist and Fellow of St John's. She was sister of the geneticist William Bateson, whose son was the anthropologist and cyberneticist Gregory Bateson, and sister of the historian, Mary Bateson. She is buried in the Ascension Parish Burial Ground, Cambridge.