He was married on 10 April 1950 in the
Palacio Real de El Pardo with María del
Carmen Franco y Polo, the future
Duchess of Franco, the only daughter of
Francisco Franco, the Spanish . There were more than 800 attending the wedding. It was performed by the Bishop
Leopoldo Eijo y Garay of the Diocese of Madrid (now
Archdiocese of Madrid). This wedding brought him high social status in the Spain of General Franco. He was jokingly nicknamed the , in a clear reference to the title of of his father-in-law ( in Spanish means son-in-law, although in proper Spanish grammar the suffix can only be added to certain adjectives to indicate "very", but it can never be used with nouns). In 13 years, he and his wife had seven children: •
María del Carmen Martínez-Bordiú y Franco (b.
El Pardo, 26 February 1951), who married firstly to
Prince Alphonse, Duke of Anjou and Cádiz, son of the
Infante Jaime, Duke of Segovia and grandson of
King Alfonso XIII; divorced in 1982 and had issue; married secondly in 1984 to Jean-Marie Rossi; divorced in 1995 and had issue; married thirdly in 2006 to José Campos García, without issue. • Prince Francisco de Asís, Duke of Bourbon (1972–1984) •
Prince Louis, Duke of Anjou (1974–), married in 2004 to
María Margarita Vargas Santaella (1983–) and has issue: •
Princess Eugenia of Bourbon (2007–) • Prince Louis, Duke of Burgundy (2010–) • Prince Alphonse, Duke of Berry (2010–) • Prince Henri, Duke of Touraine (2019–) • María Cynthia Rossi (1985–) • María la O (Mariola) Martínez-Bordiú y Franco (b.
El Pardo, 19 November 1952), married in
El Pardo on 14 March 1974 Rafael Ardid y Villoslada (b. 1 February 1947), and had issue: • Francisco de Borja Ardid y Martínez-Bordiú (b.
Madrid, 20 December 1975), married in
Ciudad Real on 23 July 2005 María Ruiz y Vega • Jaime Rafael Ardid y Martínez-Bordiú (b.
Madrid, 28 September 1976) • Francisco Javier Ardid y Martínez-Bordiú (b.
Madrid, 7 April 1987) •
Francisco Franco y Martínez-Bordiú, 11th Marquess of Villaverde, 2nd Lord of Meriás (b. 9 December 1954) • María del Mar (Merry) Martínez-Bordiú y Franco (b. 6 July 1956), married firstly at the Pazo de Meirás on 3 August 1977 and divorced in 1982 Joaquín José Giménez-Arnau y Puente (b. 14 September 1943), and had issue, and married secondly in
New York City,
New York, on 4 August 1986 and divorced in 1991 Gregor Tamler, without issue: • Leticia Giménez-Arnau y Martínez-Bordiú (b. 25 January 1979), married on 8 August 2008 Marcos Sagrera y Palomo • José Cristóbal (Cristóbal) Martínez-Bordiú y Franco (b.
El Pardo, 10 February 1958), married civilly in
New York City,
New York, on 23 November 1984 and religiously in
Madrid on 27 October 1990
Model Josefina Victoria Toledo y López (b.
San José de Tirajana,
Canary Islands, 1963), and had issue: • Daniel Martínez-Bordiú y Toledo (b.
Madrid, 11 June 1990) • Diego Martínez-Bordiú y Toledo (b.
Madrid, 4 May 1998) • María de Aránzazu (Arantxa) Martínez-Bordiú y Franco (b. 16 September 1962), married at the Pazo de Meirás on 27 July 1996 Claudio Quiroga y Ferro, without issue. • Jaime Felipe (Jaime) Martínez-Bordiú y Franco (b. 8 July 1964), married in
Madrid on 24 November 1995 Nuria March y Almela (b. July 1966), later divorced and had issue. Married secondly on 7 April 2021 in a civil ceremony in Madrid to Marta Fernández, without issue: • Jaime Martínez-Bordiú y March (b.
Madrid, 13 November 1999) ==First Spanish heart transplant==