Matthew Ridley was educated at Eton College and spent several months studying agriculture at King's College, University of Durham (now Newcastle University). The Second World War interrupted his education and he joined the Coldstream Guards, serving in Normandy and Germany in 1944–45. He then studied at Oxford, graduating with a degree in Agriculture from Balliol College in 1948.[3]
Ridley was married on 3 January 1953 to Lady Anne Katharine Gabrielle Lumley (born 16 November 1928, died 2006), daughter of Lawrence Lumley, 11th Earl of Scarbrough. They had four children together:
the Hon. Cecilia Anne Ridley (born 1 December 1953);
the Hon. Rose Emily Ridley (13 August 1956 – 24 June 2020), married Owen Paterson in 1980 and had two sons and a daughter;