William III1817 - 1890 Born Wed, 19 February 1817 Palace of the Nation, Brussels Died Sun, 23 November 1890 Het Loo Palace, Apeldoorn Buried Nieuwe Kerk, Delft Details Parents King of the Netherlands Willem Alexander Paul Frederik Lodewijk Lived 73 years, 9 months, 3 days father William II 1792 - 1849 mother Anna Pavlovna of Russia 1795 - 1865 Siblings Brother Alexander of the Netherlands 1818 - 1848 Brother Henry of the Netherlands 1820 - 1879 Brother Ernest Casimir of the Netherlands 1822 Sister Sophie of the Netherlands 1824 - 1897