Some details of the [Luxmoore-]Styles family:
Roger Paul Lawrence Styles (later Luxmoore-Styles) 1962- solicitor (corporate law; Marsh & McLennan, London). His father seems to be Roy Trayton Styles (1926-2015), sometime resident at Bromley and at Ealing, also Bristol; educ. Northampton Polytechnic, London Refraction Hospital, optometrist (G. C. Bateman, Bristol, formerly Burnett Hodd Optometry, London), F.B.O.A. (H.D.), F.S.M.C., L.R.P.S., examiner for and liveryman of Worshipful Company of Spectacle Makers. He m. 1956, Audrey J., dau. of Thomas Teare (some sources give 'Lear' and 'Tear', but most corroborate 'Teare' as commonly used in this family) Kelynack, of Penzance, Cornwall (perhaps he of Fern Villa, Penzance; two Thomas Kelynacks d. in the same year), formerly of Brentford and Islington.
Roy Styles, according to obituaries, survived by (second or third) wife Sheila (m. 1975); possibly m. 2ndly, 1973, Rosemary A., dau.? of - Butler- another Roy T. Styles b. 1946, casting potential doubt. Eldest s., Graham Charles Trayton Styles (1958-) of the Foreign and Commonwealth Office, Ambassador to Republic of Guinea 2011-14, now Head of Kosovo, Albania and Macedonia team, Western Balkans Department (twin Richard M. K(elynack?) Styles 1958- possibly computer consultant, Roger P. L. Styles third son, obituary mentions 'daughter' Pippa- can't find birth record, possibly a stepdaughter?) Roy T. Styles s. of George Styles (b. either 1866 or 1878, probably latter, d. 1943- two George Styles deaths at same place in that year, will records not giving year of birth), of Ridley Road, Harlesden, Middx., formerly of Tonbridge, Kent by his wife (m. 1922) Dorothy Annie Eliza (1893-1969), dau. of Trayton Mitchell, of Tunbridge Wells, billiard marker.
Dr Richard Chave Nainby-Luxmoore apparently [considering birth records and parentage, also
https://www.thegazette.co.uk/notice/L-59621-1255594] b. 1926, as Bertie Chave Nainby-Luxmoore; of Southwick, Hants., B.A. Cantab., 1950, M.A. 1956, M.B. B.Chir Cantab., 1954, M.R.C.S., L.R.C.P., F.F.A.R.C.S., D.Obs, anaesthetic consultant.