He was s of Alfred Drewett CHAYTOR 1901-77 (2xgt gs of Sir William CHAYTOR 1st Bt 1771-1847) and Rachel Elizabeth 1901-97 d of Rev Canon William Hartley CARNEGIE 1859-1936 and his 1st w Albinia Frances 1867-1902 d of Sir Thomas Hyde CRAWLEY-BOEVEY 5th Bt 1837-1912. He m 1964 Susan Philippa b 1941 reg Q3 Hants d of James Lawrence Bunting ANSELL 1912-78 (sometime Surgeon Apothecary to HM Household at Sandringham) by his 1940 m reg Q2 London to Stella Constance Mary 1913-2003 d of Arthur Edward MARTIN 1891-1922 of Elmscote, West Cross, Swansea, and had two sons and a dau.