Prince Gustaf of Sweden and Norway, Duke of Uppland, also known officially as Gustav, was the second son of Oscar I of Sweden and Josephine of Leuchtenberg, and the younger brother of Prince Charles. Wikipedia
Born: June 18, 1827, Haga Palace, Solna, Sweden
Died: September 24, 1852 (age 25 years), Oslo, Norway
Grandparents: Charles XIV John, Désirée Clary, and Eugène de Beauharnais
Parents: Oscar I of Sweden and Josephine of Leuchtenberg