John Garbutt Askew (2 September 1908 – 31 August 1942) was an English rugby player and first-class cricketer. In rugby, Askew played as a fullback, while in cricket he played as a right-handed batsman. He was born at Gateshead, County Durham. In rugby union, Askew played club rugby for from 1925 to 31, Durham County from 1926 to 31, and Cambridge University from 1929 to 1931. He also appeared for the Barbarians. Askew was capped by England three times, playing in the 1930 Five Nations Championship against Wales, Ireland and France.