Who is Mary, Crown Princess of Denmark's mother-in-law?
Frederik, Crown Prince of Denmark Frederik, Crown Prince of Denmark, Count of Monpezat, {'1': ", '2': ", '3': 'RE, SKmd', '4': "} (Frederik André Henrik Christian; born 26 May 1968) is the heir apparent to the throne of Denmark. Frederik is the elder son of Queen Margrethe II and Henrik, the Prince Consort.
Princess Margaret of Denmark Princess Margaret of Denmark (Margrethe Françoise Louise Marie Helene; 17 September 1895, Bernstorff Palace – 18 September 1992, Copenhagen, Denmark) was a Danish princess by birth and a princess of Bourbon-Parma as the wife of Prince René of Bourbon-Parma.