Family: Siemowit IV of Masovia / Alexandra of Lithuania (F363)

• Male Siemowit IV of Masovia

  
  

  Birth
  Death
  Burial
  Marriage
  Father
  Mother

  
  

  Female Alexandra of Lithuania

  
  

  Birth	Abt. 1370
  Death	20 Apr 1434	Plock, Mazowieckie, Poland
  Burial
  Father
  Mother

  
  

  Female + Cymburgis of Masovia

  
  

  Birth	Abt. 1394-1397	Warsaw, Mazowieckie, Poland
  Death	28 Sep 1429	Türnitz, Lilienfeld, Lower Austria, Austria
  Burial
  Spouse	Ernest of Austria, Duke of Austria | F362
  Marriage

  
  

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