Question: Andrea Albert Pierre Casiraghi, is the elder son of Caroline, Princess of Hanover, and her second husband Stefano Casiraghi, and is the eldest grandchild of Rainier III, Prince of Monaco, and which American actress, who became Princess of Monaco after marrying Prince Rainier III, in April 1956?

Related documents: [0]  [DOC] Andrea Albert Pierre Casiraghi (born 8 June 1984) is the elder son of Caroline, Princess of Hanover, and her second husband Stefano Casiraghi. He is the eldest grandchild of Rainier III, Prince of Monaco, and American actress Grace Kelly. Casiraghi is currently fourth in the line of succession to the Monegasque throne, following his twin cousins and mother. [END] 
[1]  [DOC] Grace Patricia Kelly (November 12, 1929September 14, 1982) was an American actress who became Princess of Monaco after marrying Prince Rainier III, in April 1956. [END]  
Answer: Grace Kelly
Grace Kelly