Sir Francis, who also held the title Visconde de Monserrate in Portugal, was an artist who exhibited at the Royal Academy and had works in the permanent collections of museums in Liverpool, Manchester, Northampton and Bournemouth. He was married seven times: firstly in 1928 to Molly Violet Mappin, from whom he was divorced in 1930; secondly in 1933 to Dorothea Alice Bennett, from whom he was divorced in 1935; thirdly in 1937 to Joan Loraine Case, with whom he had a son, Christopher Wymondham Raynor Herbert (b. 1938) and from whom he was divorced in 1942; fourthly in 1942 to Barbara Frances Lang, from whom he was divorced in 1947; fifthly in 1947 to Juliet Berry Perkins, from whom he was divorced in 1951; sixthly in 1951 to Jane Audrey Nott, with whom he had a daughter, Cleone Will Johanne Vera Rosemary (b. 1952) and from whom he was divorced in 1956; seventh and lastly in 1956 to Bridget Brenda Lynch Polland. He died 12 September 1978.
Danziger, Elon. "The Cook collection, its founder and its inheritors." The Burlington Magazine 146, no. 1216 (July 2004): 444-458.