Jennifer Johnston (born 12 January 1930 in Dublin) is an Irish novelist. She has won a number of awards, including the Whitbread Book Award for The Old Jest in 1979 and a Lifetime Achievement from the Irish Book Awards (2012). The Old Jest, a novel about the Irish War of Independence, was later made into a film called The Dawning, starring Anthony Hopkins, produced by Sarah Lawson and directed by Robert Knights.
