Pierre Casiraghi

Pierre Rainier Stefano Casiraghi is the younger son and youngest of three children of Caroline, Princess of Hanover, and her second husband, Stefano Casiraghi. His maternal grandparents were Rainier III, Prince of Monaco, and American actress Grace Kelly. Casiraghi is eighth in the line of succession to the Monegasque throne, following his twin cousins Hereditary Prince Jacques and Princess Gabriella, his mother, his brother Andrea, nephews Alexandre and Maximilian Casiraghi and niece India Casiraghi.