Queensberry has been married three times: first in 1956 (div 1969) to Ann Jones (the actress Ann Queensberry), by whom he had two daughters; secondly in 1969 (div 1986) to Alexandra "Lexa" Mary Clare Wyndham Sich (daughter of
Rev. Guy Wyndham Sich and Jean Denise Theobald), by whom he had three sons (the eldest born during his first marriage) and one daughter; and thirdly in 2000 to Hsueh-Chun Liao (廖雪君), by whom he had a daughter, legitimated by marriage (d. 2018). Issue: • Lady Emma Cathleen Douglas (b. 1956) married 1986 Damon Lewis Vincent Heath, and has issue • (illegitimate) Ambrose Jonathan Carey (b. 1961), see below • Lady Alice Douglas (b. 1965) married 1stly 1989 (div) Ali Ugan; md 2ndly 1995 (div) Simon Melia, and has surviving issue, a daughter named Hero and a son named Tybalt. • Sholto Douglas, Viscount Drumlanrig|Sholto Francis Guy Douglas, Viscount Drumlanrig (born 1 June 1967), legitimated by decision of
Lord Lyon when his parents married • Lady Kate Cordelia Sasha Douglas (b. 1969) married 1999 Tom Weisselberg, and has issue • Lord Milo Luke Dickon Douglas (1975–2009) • Lord Torquil Oberon Tobias Douglas (b. 1978) • Lady Beth Shan Ling Douglas (1999–2018), legitimised later in 2000 by her parents' marriage Queensberry's eldest but illegitimate son, Ambrose Jonathan Carey (b. 1961), is head of a British security and intelligence firm. His half-sister Caroline Carey (b. 1959), an English art student, married
Salem bin Laden, prior head of the global
Bin Laden family corporation. Ambrose Carey has been married since 1995 to Christina Weir, a daughter of Sir
Michael Scott Weir and his first wife, Alison Walker. They have two sons, Angus Carey-Douglas and James Carey-Douglas. As Ambrose is illegitimate, he and his two sons are not in remainder to the Marquessate and subsidiary titles. Queensberry has several siblings. By his father's first wife, he has an elder half-sister, Lady Patricia Douglas, whose daughter Countess Emma de Bendern was the first wife of gossip columnist
Nigel Dempster. He has a late sister, Lady Jane Cory-Wright (1926–2007), twice married to David Arthur Cory-Wright, of the
Cory-Wright baronets. He has a younger half-brother, Lord Gawain Douglas (born 1948), who is married with issue, one son and five daughters. ==References==