Nielsen Hayden genealogy

Family: Konrad I of Masovia / Agafia Svjatoslava of Novgorod (F17327)

• Male Konrad I of Masovia

  
  

  Birth	Between 1187 and 1188
  Death	31 Aug 1247
  Burial
  Marriage	1207  [1]
  Father	Casimir II | F17328 Group Sheet
  Mother	Helene von Znaim | F17328 Group Sheet

  
  

  Female Agafia Svjatoslava of Novgorod

  
  

  Birth
  Death	Aft 31 Aug 1247
  Burial
  Father	Svjatoslav Igorjewitsch | F17332 Group Sheet
  Mother	Jaroslawa Rjurikovna of Kiev | F17332 Group Sheet

  
  

  Male + Casimir I of Kujawien

  
  

  Birth	Abt 1211
  Death	14 Nov 1267
  Burial
  Spouse	Euphrosyne of Oppeln | F17343
  Marriage	1257

  
  

  Male + Siemowit I of Masovia

  
  

  Birth	Abt 1228
  Death	23 Jun 1262
  Burial
  Spouse	Pereslajawa Danilovna of Halicz | F17326
  Marriage	Abt 1248

  
  

• Sources

  [S49] Genealogics by Leo Van de Pas, continued by Ian Fettes and Leslie Mahler.