 He is the head of the Grand-Ducal House of Baden and the representative of the descent of the Kings of Sweden of the House of Holstein-Gottorp.Had he been grand duke he would have been Grand Duke Maximilian II of Baden

Maximilian married Archduchess Valerie of Austria, daughter of Archduke Hubert Salvator of Austria and Princess Rosemary of Salm-Salm, civilly on 23 September 1966 in Salem, and religiously on 30 September 1966 in Persenbeug Castle, Austria.Their marriage produced four children