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Set cemetery. Siemowit IV (also known as Ziemowit IV) (ca. 1353/1356 – 21 January 1426) was one of the Dukes of Masovia of the old Polish Piast royal family. His domain included the lands of Czersk, Rawa, Sochaczew, Płock and Gostynin. In 1381 he inherited Wisz and in 1387 Bełz. Siemowit IV was the younger son of Siemowit III of Piast ...
Date of birth: 1389 (statement with Gregorian date earlier than 1584) Date of death: 16 February 1442 Rawa Mazowiecka: Noble title
Siemowit IV (Ziemowit IV), also known as Siemowit IV the Younger (pl: Siemowit IV Młodszy; ca. 1353/1356 [1] – 21 January 1426 [2]), was a Polish prince member of the House of Piast from the Masovian branch, from 1373/74 Duke of Rawa, and after the division of the paternal inheritance between him and his brother in 1381, ruler over Rawa, Płock, Sochaczew, Gostynin, Płońsk and Wizna ...
Oct 18, 2022 · After working his whole life on reuniting Masovia and making it an independent state, Siemowit III died on June 16, 1381 and was buried at Plock Cathedral. History iemowit III of Masovia (his name also rendered Ziemowit; c. 1320 – 1381) was a prince of Masovia and a co-regent (with his brother Casimir I of Warsaw) of the lands of Warsaw ...
Apr 27, 2022 · circa 1389. Birthplace: Sochaczew, Warszawa, Warszawa, Mazowia, Poland. Death: February 17, 1442 (48-57) Immediate Family: Son of Siemowit IV, duke of Masovia and Alexandra of Lithuania. Husband of Margarita Racyborska. Father of princess Margaret of Masovia.
Language Label Description Also known as; English: Siemowit V of Masovia. Prince of Masovia
Siemowit VI of Płock (pl: Siemowit VI płocki; 2 January 1446 - 31 December 1461/1 January 1462), was a Polish prince member of the House of Piast from the Masovian branch. He was a Duke of Płock, Rawa Mazowiecka, Belz, Płońsk, Zawkrze and Wizna during 1455-1461/62 (under regency until 1459) jointly with his brother, since 1459 ruler over ...
