princess Maria of Masovia

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princess Maria of Masovia

Polish: ks. Maria Mazowiecka
Birthplace: Sochaczew, Warszawa, Warszawa, Mazowia, Poland
Death: February 14, 1454 (38-46)
Place of Burial: Słupsk, Pomorskie, Poland
Immediate Family:

Daughter of Siemowit IV, duke of Masovia and Alexandra of Lithuania
Wife of Bogislaw IX, duke of Pomerania
Mother of Adelheid von Pommern; Sophia of Pomerania-Stolp; Aleksandra słupska and ?
Sister of Siemowit V of Masovia; Hedvig of Masovia; Cimburga of Masovia; bishop Alexander of Masovia; princess Eufemia of Masovia and 7 others
Half sister of prince Mikolay "Miklush" of Masovia

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About princess Maria of Masovia

Maria of Masovia

  • Daughter of Ziemowit von Masowien, Prince of Plock and Kujavia and Alexandra of Lithuania
  • Maria (birth between 1408 and 1415 , d. 14 February 1454 ) - Mazowsze princess, the Duchess of Slupsk and Stargard dynasty Piast
  • Place of Burial: kościół zamkowy, Słupsk, Pomorskie, Poland


  • Married: BOGISLAW IX Duke of Pomerania in Stargard on 24 Jun 1432 to MARIA of Mazovia, daughter of SIEMOWIT IV Duke of Mazovia Piast & his wife Aleksandra of Lithuania ([1410-18 Feb 1454).

Bogislaw IX & his wife MARIA had two children:

  • (1) SOPHIE Pomerania-Stolp [1435]-[24 Aug 1494/1497]). m (1451 after Feb) as his second wife, ERICH II Duke of Pomerania in Wolgast, son of WARTISLAW IX Duke of Pomerania & his wife Sophie von Sachsen-Lauenburg ([1418/25]-Wolgast 5 Jul 1474).
  • '(b) ALEXANDRA (-1451).

Source - Project MedLands Pomerania -


June 24, 1432 Maria married Slovenian prince Boguslav IX , cousin of Denmark , Norway and Sweden, Erickson , who, according to agreements with the states of Sweden and Denmark, had succeeded in these kingdoms. Marriage with Prince Słupski strengthened the anti-cross alliance of Boguslav IX with Władysław II Jagiełło, which resulted in the Teutonic Order losing ground communications with the Reich. The Teutonic Knights tried to prevent this marriage. For this reason Boguslaw IX, fearful of the assassination, arrived in Poznań in a guise of a pilgrim.

After the death of her husband (7 December 1446) to return in 1449 his successor, Eric Pomorski, Maria was governor in the Duchy of Slupsk. At that time, Eryk Pomorski after detronizacjach the Scandinavian thrones in the years 1439-1442 was on the island of Gotland , where leaseback piracy , harassed the Swedes and Danes.

From the June 24, 1432 marriage to Boguslav IX the world came: Zofia (wife of Eric II and mother of Boguslav X ) and Alexander and the difficult number of daughters who died in childhood. Maria died on 14 February 1454. Her body was deposited in the castle church in Slupsk . During the renovation work in 1788 her sarcophagus was found, which was burnt.

Mariaksiężniczka mazowiecka, księżna słupska z dynastii Piastów.


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princess Maria of Masovia's Timeline

Warszawa, Warszawa, Mazowia, Poland
Stargard, Polska
Stargard, Polska
Of Stargard,Szczecinski,Szczecin,Poland
February 14, 1454
Age 46
Słupsk, Pomorskie, Poland