Peter of Oldenburg Prince

Peter married Olga Alexandrovna Romanov Grand Duchess, daughter of Alexander III Alexandrovich Romanov Tsar of Russia and Dagmar "Marie" of Denmark Tsarina, in Jul 1901. (Olga Alexandrovna Romanov Grand Duchess was born on 1 Jun 1882, died on 24 Nov 1960 in East Toronto, Ontario, , Canada and was buried on 30 Nov 1960 in York Cemetery, Toronto, Ontario, Canada.)