Prince Antoine, Marquis of Baux

Prince Antoine of Monaco, Marquis of Baux (16 December 1717 – 4 February 1718), was a Monégasque prince and member of the House of Grimaldi. He was known as the Marquis of Baux as the heir to the throne of Monaco. He was also the and Count of Matignon. He died before succeeding his mother. 
Life.
Born in Monaco, he was the eldest son of the then-reigning Princess Louise Hippolyte of Monaco and her husband, Jacques I. He was given the title of Marquis of Baux, the traditional title for an heir to the Monégasque throne.