Biography: Moulay Hassan (born 8 May 2003 in Rabat, Morocco) is Crown Prince of Morocco. He is the elder child of King Mohammed VI and Princess Lalla Salma. He has a younger sister, Princess Lalla Khadija. He is named after his grandfather Hassan II. Upon his accession, he is expected to bear the regnal name Hassan III. In 2013, he began participating with his father at public official engagements. From Wikipedia, the free encyclopedia.