Of Anglo-American aristocraticdescent, Booth married Elizabeth Dreisbach on 28 June 1981, and has two children, including a son, Colin Booth (born 1982), heir-in-line to the baronetcy.
Dr Booth divorced in 2000,[4] and married secondly, on 24 June 2006,[5] Dr Stephanie Louise Moret[6] with whom he lives in Santa Barbara, California.[7]