Answer
Madeleine de Bourbon-Busset was the wife of Prince Xavier of Bourbon-Parma. Prince Xavier was a member of the House of Bourbon-Parma and a Carlist pretender to the throne of Spain. Madeleine was a French noblewoman and the daughter of Georges de Bourbon-Busset, Count of Lignières. The couple married in 1959 and had five children together. Prince Xavier died in 1977, and Madeleine died in 2012.