Nicolas2015 Born Mon, 15 June 2015 Danderyd Hospital, Danderyd Details Parents Prince, Duke of Ã…ngermanland Nicolas Paul Gustaf Bernadotte Age: 9 years, 6 months, 8 days father Christopher O'Neill 1974 mother Madeleine of Sweden 1982 Siblings Sister Leonore 2014 Sister Adrienne of Sweden 2018