Adelaide is the daughter of Philippe Drapé-Frisch, a French diplomat who moved his family across Europe throughout her childhood. Adelaide met Christoph at Jeunesse Lumière, a Catholic school where the pair spent a gap year between high school and college.
Christoph is the son of Archduke Karl Christian of Habsbourg-Lorraine and Princess Marie Astrid of Luxembourg (daughter of Grand Duke Jean I of Luxembourg and Grand Duchess Joséphine-Charlotte of Belgium)
Archduke Christoph of Austria married Adélaïde Drapé-Frisch on 28 December (civil) and 29 December 2012 (religious) in the Basilica of Saint-Epvre, Nancy, France. They have one daughter:
Archduchess Katarina Marie-Christine Fabiola of Austria (b. 22 December 2014)