Gatenby is a surname which originated in Gatenby, North Yorkshire, England. Notable people with the surname include:David Gatenby, Australian cricketer James Brontë Gatenby (1892–1960), New Zealand zoologist notable for work on structure of cells and Golgi apparatus John Gatenby Bolton (1922–1993), British-Australian astronomer Peter Gatenby (cricketer), Tasmanian cricketer Peter Gatenby (doctor) (1923-2015), son of James Brontë Gatenby; Irish doctor, professor of medicine, medical historian