Alix Marie Anne Antoinette Charlotte Gabrielle, Dowager Princess de Ligne (born 24 August 1929, at Berg Castle) is the daughter of Charlotte, Grand Duchess of Luxembourg, and Felix of Bourbon-Parma. She is, by birth, Princess of Luxembourg, Princess of Nassau and Princess of Bourbon-Parma. She is the sister of Grand Duke Jean and the aunt of Grand Duke Henri.

On 17 August 1950 in Luxembourg Princess Alix married Antoine, 13th Prince de Ligne, (8 March 1925 – 21 August 2005). They have seven children, twenty grandchildren and eight great-grandchildren