On 27 May 1930, Prince Franz was married to Princess Cäcilie of
Salm-Salm (1911–1991), a daughter of
Emanuel, Hereditary Prince of Salm-Salm, and
Archduchess Maria Christina of Austria. They lived at Alfter Castle near Bonn, and after
World War II, they lived at
Dyck Castle in
Jüchen. Together, they were the parents of eight children, six of whom survived to adulthood, including: • Princess
Marie Anne Friederike Christine Leopoldine Emmanuela Helena of Salm-Reifferscheidt-Krautheim and Dyck (b. 1933), who married Hon. Alexander Campbell Geddes, second son of
Auckland Geddes, 1st Baron Geddes and American heiress Isabella Gamble Ross, in 1964. After his death in 1971, she married Otto von Simson, a son of
Ernst von Simson, in 1978. • Princess
Rosemary Ferdinande Dorothea Mathea Michaela Josepha Thaddäa of Salm-Reifferscheidt-Krautheim and Dyck (1937–2004), who married Count Johannes von Hüyn in 1959. • Princess
Isabella Marie Franziska Gabrielle Pia of Salm-Reifferscheidt-Krautheim and Dyck (b. 1939), who married Price Franz Albrecht of
Hohenlohe-Schillingsfürst-
Metternich-
Sándor,
Duke of Ratibor,
Prince of Corvey, in 1962. • Princess
Gabrielle Louisanne Huberta Theodora Maria Immaculata of Salm-Reifferscheidt-Krautheim and Dyck (1941–1985), who married Count Ernst Friedrich von Goëss, in 1961. • Princess
Cecilie Christine Caroline Maria Immaculata Michaela Thaddäa of Salm-Reifferscheidt-Krautheim and Dyck (b. 1943) • Princess Georgina "Gina" of Salm-Reifferscheidt-Krautheim and Dyck (1947–1950), who died young. Prince Franz died on 13 June 1958 in
Bonn in
North Rhine-Westphalia. Upon his death, the male line of the
Prince of Salm-Reifferscheidt-
Dyck of the
Salm-Reifferscheidt family became extinct. His widow, Princess Cäcilie, died at Dyck Castle on 11 March 1991. ==Notes==