William Patrick b 1979 s of Damon Patrick DE LASZLO b 1942 (gs of the portraitist Philip de Laszlo and gs of 1st Viscount GREENWOOD 1870-1948, also 11xgt gs of Sir John SEYMOUR c1474-1536 f of Queen JANE SEYMOUR 1510-37, as well f of 1st Duke of SOMERSET c1500-52 etc etc) and Hon Sandra Daphne HACKING b 1950 of 2nd Baron HACKING 1910-71 and Daphne Violet 1915-98 d of Robert Leslie FINNIS 1878-1946 by his 14 July 1914 m reg Q3 London Ethel Violet Nelson STENHOUSE 1891-1980. He was 6th cousin once removed to his 1st w (m 2004) Katherine (Kate) Alice b c1980 reg Q1 London (both descended from Richard GUINNESS c1690-1766) d of Timothy Whitmore Newton GUINNESS b 1947 (scion not a descendant of the GUINNESS Bts cr UK 1867) and Beverley Anne MILLS, and had a son Walter Henry Patrick b 2009 and a dau Alice Florence b 2007.
Their sons Gabriel Patrick Julian b 13 March 2020 reg Q2 Ken&Chelsea and Xander Patrick Damon b 21 May 2021 reg Q2 Ken&Chelsea.