He was s of Maj Amyas CHICHESTER MC TD 1910-72 scion of that gentry family of Hall and Elizabeth (Betty) Evelyn Petronella 1912- d of Col John Edmond Heugh BALFOUR CMG DSO 1863-1952 sometime head of that gentry family of The Manor, Sidmouth and Evelyn 1891-1973 d of Hon Robert Joseph GERARD-DICCONSON 1857-1918 (s of 1st Baron GERARD 1808-87). He m 1974 Jane Mary b 1942 reg Q4 London d of Lt-Col Ralph Capel STOCKLEY 1916-ka1944 by his 1940 m to Pamela Katharine 1918-2004 d of Hon Thomas Henry Frederick EGERTON 1876-1953 (s of 3rd Earl of ELLESMERE 1847-1914 (who was gf of 6th Duke of SUTHERLAND 1915-2000), gs of 2nd Marquess of NORMANBY 1819-90, gt gs of 1st Earl CAWDOR 1790-1860, etc etc) and Lady Bertha ANSON 1879-1959 d of 3rd Earl of LICHFIELD by his wife a dau of 2nd Earl of LEICESTER 1822-1909, etc, and had two sons:
1. Henry (Harry) Ralph b 1977 m 2011 (eng Times 27 Nov 2010) Alice Sarah b 1979 d of Harry Ulick Dennis VERNEY b 1940 of Cheriton, Hants (2xgt gs of Sir Harry VERNEY 2nd Bt 1801-94) and Sarah Fane b 1953 d of Maj Antony Patrick Poyntz RICKETTS 1925-2005 of The Old Manse, Nigg, Ross-shire by his 1949 m ref 064/3 Fearn (Ross) to Isobel ROBERTSON, and had issue
1.1 Archie Gerard Ralph b 2015 reg Q4 Lambeth
1.1 Olivia Jane b 5 Nov 2013 reg Q4 Lambeth
2. Charles Edmond b 1978