Category:Princess Helen of Serbia

**Princess Jelena of Yugoslavia**
	Yugoslavian Royal (1884–1962)
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Name in native language	Јелена Карађорђевић;
Date of birth	4 November 1884, 1884; Cetinje
Date of death	16 October 1962, 1962; Nice
Place of burial	Oplenac;
Country of citizenship	Kingdom of Serbia; Russian Empire; Serbia;
Occupation	aristocrat;
Noble title	princess;
Family	House of Karađorđević;
Father	Peter I of Serbia;
Mother	Princess Zorka of Montenegro;
Sibling	Prince George of Yugoslavia; Alexander I of Yugoslavia; Milena Кarađorđević;
Child	Vsevolod Ivanovich of Russia; Princess Catherine Ivanovna of Russia;
Spouse	Prince John Constantinovich of Russia (1911–);
Award received	Order of Saint Catherine; Medal of St. George;
Authority file
	Q242284; VIAF ID: 7627148705723637080006; GND ID: 1280644338; Library of Congress authority ID: no2017015474; NL CR AUT ID: js20241221506
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Princess Jelena of Serbia (November 4, 1884 - October 16, 1962), later known as Princess Elena Petrovna of Russia, or sometimes Princess Helena Petrovna or Princess Helen Petrovna, or Princess Ellen Petrovna or Princess Hélène Petrovna, was the daughter of King en:Peter I of Yugoslavia and his wife Princess Zorka of Montenegro. She was the elder sister of en:George, Crown Prince of Serbia and Alexander I of Yugoslavia. Helen was also a niece of en:Anastasia of Montenegro, or Stana, wife of Grand Duke Nicholas Nikolaevich of Russia (1856-1929), and of Milica of Montenegro, wife of en:Grand Duke Peter Nicolaievich of Russia, the women who introduced Grigori Rasputin to Tsarina Alexandra.

A fourth aunt, Queen Elena of Italy, invited her for a visit and introduced her to Prince Ioann Konstantinovich of Russia. He proposed marriage soon after. It was a love match. The couple had two children, Prince Vsevelod Ivanovich (January 20, 1914 - June 18, 1973), and Princess Ekaterina Ivanovna born in Pavlovsk on (July 12, 1915 - died in Montevideo, Uruguay on July 14, 2007).

<nowiki>Elena de Serbia; Karađorđević Ilona; Елена Петровна Сербская; Y Dywysoges Jelena o Iwgoslafia; Алена Пятроўна Сербская; Јелена Карађорђевић; 塞尔维亚的耶莱娜公主; Elena af Serbien; Prințesa Elena a Serbiei; エレナ・ペトロヴナ; Elena av Serbien; הלנה, נסיכת סרביה; 塞爾維亞的耶萊娜公主; 塞尔维亚的耶莱娜公主; Heleno Reĝidino de Serbio; Елена Караѓорѓевиќ; Elena Karađorđević; Hélène de Serbie; Helena da Sérvia; Helena Karađorđevićová; Πριγκίπισσα Ελένη της Σερβίας; Јелена Карађорђевић; Hélène de Serbie; Helen (Sırbistan prensesi); Helena da Sérvia; Princess Jelena o Serbie; เจ้าหญิงเฮเลนแห่งเซอร์เบีย; Helena Serbska; Jelena av Serbia; Helena Petrovna van Servië; الاميره هيلين من صربيا; Jelena Karađorđević; Elena von Serbien; Єлена Карагеоргійович; Princess Jelena of Yugoslavia; أميرة هيلين من صربيا; 塞尔维亚的耶莱娜公主; Princess Helen of Serbia; gran principessa di Russia; princesse de Serbie (1884–1962); Prinsesse af Rusland (1884–1962); kongelig serber (1884–1962); aristocrate uit Koninkrijk Servië (1884-1962); szerb királyi hercegnő (1884–1962); princesa de Serbia (1884–1962); Großfürstin aus dem Hause Romanow (1884–1962); aristócrata serbia (1884–1962); Yugoslavian Royal (1884–1962); reĝidino de Serbio (1884–1962); srbská královská princezna (1884–1962); ћерка краља Петра I (1884–1962); Elena Karageorgevich; Helene de Serbie; Кнегиња Јелена Карађорђевић; Helena Karađorđević; Jelena Petrovna Romanova; Elena Petrovna; Jelena Petrovna; Helena Petrovna van Servie; Елена Сербская; Елена Петровна; Princess Elena Petrovna of Russia; Princess Helen of Serbia; Elena Karađorđević von Serbien; Princesa Elena de Serbia; Алена Карагеоргіевіч; Sırbistan Prensesi Helen; 海倫公主; 塞爾維亞的海倫; Jelena Petrovna af Serbien; Jelena af Serbien</nowiki>