John Hubert FitzHenry Grayson (17 June 1871 – 31 May 1936) was an English cricketer active in the early 1890s. Born at West Derby, Lancashire, Grayson was a right-handed batsman and right-arm medium pace bowler who made two appearances in first-class cricket.Educated at Radley College and playing his club cricket for Birkenhead Park, Grayson made his debut in first-class cricket for Liverpool and District against Yorkshire in 1891 at Aigburth.