On 24 October 1931, at St Mary's Church,
Balcombe, Sussex, Abel Smith married
Lady May Cambridge, the only surviving child of his former commander,
Alexander Cambridge, 1st Earl of Athlone. She was born Princess May of Teck, and was a niece of
King George V and
Queen Mary, and a great-granddaughter of
Queen Victoria. By his wife he had three children: •
Anne Mary Sibylla Abel Smith (born 28 July 1932); on 14 December 1957 she married
David Liddell-Grainger (26 January 1930 – 12 March 2007); they were divorced in 1981 but have five children and eight grandchildren. Her eldest son is
Ian Liddell-Grainger, a
Conservative Party Member of Parliament. •
Colonel Richard Francis Abel Smith (11 October 1933 – 23 December 2004); he married Marcia Kendrew (born 27 March 1940) on 28 April 1960, a daughter of
Sir Douglas Kendrew, a
Governor of Western Australia; they have one daughter and four grandchildren. • Elizabeth Alice Abel Smith (born 5 September 1936); on 29 April 1965 at St Paul's Church, Knightsbridge, she married Peter Wise (29 December 1929 – 16 November 2021), a shipping executive. The wedding was attended by Queen Elizabeth the Queen Mother, Princess Marina, Duchess of Kent and Princess Sybilla of Sweden and Princess Margaretha. Peter Wise was the son of Captain Anthony Forster Wise by his wife Eva Elizabeth Glentworth Baillie (1904–1976), daughter of Ronald Hugh Baillie,
D.L., O.B.E., of the Royal Horse Guards (son of Lt.-Gen.
Duncan Baillie). Peter Wise's sister Elizabeth Ursula Forster Wise (1924–1993) married
Michael Baillie, 3rd Baron Burton. Peter Wise's grandfather was
Bernhard Ringrose Wise (1858–1916), an Australian politician and
Attorney General of New South Wales. They divorced in 1975 having had one daughter Emma Charlotte Abel Wise (1 Sept 1973 - 9 June 1974) who died in infancy. ==Death and burial==