William George I of the hellenes SCHLESWIG HOLSTEIN, DENMARK OLDENBURG KING OF GREECE
He married Olga Constantinovna Romanov, Princess 1867 . Olga Constantinovna Romanov, Princess was born at 1851 daughter of Constantine Nikolaievitch of Romanov, russia Grand Duke and Elizabeth Alexandra of Saxe, Princess .
They were the parents of 8
children:
Constantine I Schleswig Holstein, Oldenburg King of Greece
born 2 Aug 1868.
George Schleswig Holstein, Oldenburg
born 1869.
Alexandra of Schleswig Holstein, greece Princess
born 1870.
Nicholas of Schleswig Holstein, greece Prince
born 1872.
Mary Schleswig Holstein, Oldenburg
born 1876.
Andrew of Greece, Prince
born 1882.
Christopher Schleswig Holstein, Oldenburg
born 1888.
Blocked
William George I of the hellenes Schleswig Holstein, Denmark Oldenburg King of Greece died 18 Mar 1913 at Salonika .
Olga Constantinovna Romanov, Princess died 1926 .