 Detmar Blow's grandson, also Detmar Blow, was married to the fashion stylist Isabella Blow, and lives at Hilles, Harescombe, Gloucestershire.Blow designed various properties for Hugh "Bendor" Grosvenor, 2nd Duke of Westminster, including Château de Woolsack, a hunting lodge in Mimizan, France, near Bordeaux.In due course he became a great friend of Westminster's, which led to his appointment in 1916 to manage the Westminster estates.