Ingleby married Gladys Susan Landale (died 1996) in 1952, with whom he had five children: •
Hon Richard Martin Herbert Peake (7 August 1953 - 19 July 1975) • Hon Fiona Catherine Peake (born 24 January 1955) married Gavin Tobias Alexander Winterbottom Horton in 1977 • Hon Sarah Rachel Peake (born 27 November 1958) married
James Felton Hervey-Bathurst in 1982 • Hon Henrietta Cecilia Imogen Peake (born 23 October 1961) married James J. P. McNeile in 1990 • Hon Katharine Susan Emma Peake (born 23 December 1963) married James Freeman in 1996. In 1975, Ingleby suffered a personal tragedy when his only son, Richard, fell from
Beachy Head and was killed. The
coroner's
inquest recorded an
open verdict. After the death of his first wife in 1996, Ingleby married Dobrila Radovic in 2003. They had no children. ==Death==