Parents
- Louis Zurstrassen (1892 - 1971), baron Zurstrassen, membre du Sénat de Belgique, industriel textile
- Marie Josèphe Le Bon de Lapointe (1892 - 1966)
Family
- Married on April 2, 1941 in Ixelles, with Anne Marie Terlinden (1920 - 2009), divorced
- Married on May 2, 1955 in Paris, at 17e, with Ghislaine Marie Madeleine Alfred Lamaye (1926 - 1956)