Donkin is a surname. Notable people with the surname include: Billy Donkin (1900–1974), British footballer Bryan Donkin (1768–1855), British engineer, inventor and industrialist Bryan Donkin (physician) (1842–1927), British physician George Donkin (1892–1927), English footballer John Donkin (1802–1854), British engineer Dylan Donkin (21st century), American musician Mike Donkin (1951–2007), English reporter and journalist Nance Donkin (1915–2008), children's writer and journalist Peter Langloh Donkin (1913–2000), Air Commodore Robin Donkin (1928–2006), British historian and geographer Rufane Shaw Donkin (1773–1841), British soldier Sydney Donkin (1871–1952), British engineer William Fishburn Donkin (1814–1869), professor of astronomy at Oxford