H.R.H. Prince Casimir of Bourbon Two Sicilies (b. Warsaw 11/8/1938), son of Prince Gabriel of Bourbon-Two Sicilies. Knight of the Order of San Gennaro, he is President of the Royal Deputation and Bailiff Grand Cross of Justice of the Constantinian Order of Saint George.

He married Maria Cristina of Savoy-Aosta, Princess of Savoy-Aosta, daughter of Amedeo Duke of Aosta and Anna Princess of Orléans (* Miramare Castle 9/12/1933).