Yolande was born in Madrid as the second daughter of Eugène, 11th Prince of Ligne and his wife Philippine de Noailles (1898-1991). Her father was the Belgian ambassador to India from 1947 to 1951, and the ambassador to Spain from 1951 to 1958.
He died two years later, in 1960. Both of Yolande"s brothers became Prince de Ligne (Baudouin, 12th Prince of Ligne and Antoine, 13th Prince of Ligne). Antoine is the father of Michel, 14th Prince of Ligne and Princess Christine, wife of Prince Antônio of Orléans-Braganza (second in-line to the titular Brazilian throne).
Antoine"s youngest daughter is named after Yolande.
Marriage and issue.
Wedding guests included Carl Ludwig"s eldest brother Archduke Otto (claimant to the Habsburg throne) as well as members of half a dozen other royal families. Representatives of the Belgian royal family did not attend however.
