Harriet Hepburn-Stuart-Forbes-Trefusis (1887–1958), sister of Nerissa and Katherine's mother Fenella, married Major Henry Nevile Fane, and three of their seven children lived in Earlswood Hospital: Idonea Elizabeth Fane (1912–2002), Rosemary Jean Fane (1914–1972), and Etheldreda Flavia Fane (1922–1996).
Known as Jock, he married The Hon. Fenella Hepburn-Stuart-Forbes-Trefusis (daughter of Charles Hepburn-Stuart-Forbes-Trefusis, 21st Baron Clinton) in 1914, and had issue. The Hon. Alexander Francis Bowes-Lyon: 14 April 1887: 19 October 1911: 24 years: Known as Alec, he died in his sleep of a tumour at the base of the cerebrum, unmarried.