page_title: Duke Constantine Petrovich of Oldenburg
section_title: Marriage and issue
hierarchical_section_title: Duke Constantine Petrovich of Oldenburg / Marriage and issue
caption_attribution_description: English: Zarnekau, Agrippina (1855-1927), nee Japaridze
context_page_description: Duke Constantine Frederick Peter of Oldenburg was a son of Duke Peter Georgievich of Oldenburg and his wife Princess Therese of Nassau-Weilburg Known in the court of Tsar Nicholas II as Prince Constantine Petrovich Oldenburgsky, he was the father of the Russian Counts and Countesses von Zarnekau.
context_section_description: On 20 October 1882, Constantine entered into a morganatic marriage with a Georgian noblewoman Agrippina Japaridze, divorced Princess Dadiani, described by one source as wealthy and an "exceedingly lovely girl". Grand Duke Peter II, head of the House of Oldenburg, created her Countess von Zarnekau on the day of their wedding, with the same title passing to their children. Between 1883 and 1892 they produced six children, all of them born in Kutais, the Caucasus:
  Alexandra Constantinovna von Zarnekau, Countess von Zarnekau (10 May 1883 - 28 May 1957); married Prince George Alexandrovich Yurievsky, a son of Alexander II of Russia.
  Ekaterina Konstantinovna von Zarnekau, Countess von Zarnekau (16 September 1884 - 24 December 1963)
  Nikolai Konstantinovich von Zarnekau, Count von Zarnekau (7 May 1885 - 1976)
  Aleksai Konstantinovich von Zarnekau, Count von Zarnekau (16 July 1887 - 16 September 1918)
  Petr Konstantinovich von Zarnekau, Count von Zarnekau (26 May 1889 - 1 November 1961)
  Nina Konstantinovna von Zarnekau, Countess von Zarnekau (13 August 1892 - 1922)
caption: Constantine's morganatic wife Agrippina Japaridze, Countess von Zarnekau.
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