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Died on 18 Feb 1345. Buried in Płock, Mazowieckie, Poland.
Dec 25, 2023 · Death: June 23, 1262 (42-51) d. Jazdów, Warszawa, Mazowieckie, Poland. Immediate Family: Son of Konrad I of Masovia and Agafia of Rus (княгиня Мазовецкая Агафья Святославовна Рюрикович) Husband of Pereyaslava Danilova Romanowicz. Father of Konrad II czerski; Prince Boleslav II. of Mazovia; princess ...
Dec 1, 2023 · Siemowit III, Duke of Masovia December 01, 2023 Siemowit III of Masovia (alternatively Ziemowit III ; c. 1320 – 1381) was a prince of Masovia and a co-regent (with his brother Casimir I of Warsaw ) of the lands of Warsaw , Czersk , Rawa , Gostynin and other parts of Masovia.
Added: Oct 6, 2021. Find a Grave Memorial ID: 232752084. Source citation. Siemowit I of Masovia as a Polish prince member of the House of Piast, Duke of Czersk during 1247-1248, Duke of Masovia (except Dobrzyń) during 1248-1262, ruler over Sieradz during 1259-1260. He was the sixth son of Konrad I of Masovia and his wife Agafia of Rus.
Pereyaslava of Galicia. Bolesław II of Masovia or Bolesław II of Płock (pl: Bolesław II mazowiecki (płocki); ca. 1253/58 – 20 April 1313), was a Polish prince, member of the House of Piast, Duke of Masovia during 1262-1275 jointly with his brother, after 1275 sole ruler over Płock, after 1294 ruler over all Masovia and Duke of Kraków ...
Sep 7, 2023 · Boleslaus II of Mazovia died on April 20, 1313. In 1279 he married firstly to Sophia, the daughter of Grand Duke Treniota of Lithuania, they had the following children: 1. Siemowit II of Masovia, Duke of Masovia (1310–1345) 2. Trojden I of Masovia, Duke of Masovia, Czersk and Warsaw (1310–1341) 3.
Language Label Description Also known as; English: Siemowit III, Duke of Masovia. Polish nobleman
