Descendancy for Boleslaw II: Cook Ancestry

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- 1313

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1 Boleslaw II ^[1] d. 1313
- Gaudemante-Sofia Traidenyte d. 1288
  - 2 Trojden, Duke of Masovia ^[1.1] b. Between 1284 and 1288 d. 13 Mar 1341
    - Maria Yurevna d. 1341
      - 3 Boleslaw Yury II ^[1.1.1] d. 1340
      - 3 Eufemia ^[1.1.2] d. Aft 1364
      - 3 Siemowit III, Duke of Masovia ^[1.1.3] b. c .?1320 d. 1381
        
        Euohemia (Eufemia) d. 1352
        
        4 Eufemia ^[1.1.3.1] d. Aft 1418
        
        4 Anna ^[1.1.3.2] d. Aft 1403
        
        4 Janusz I ^[1.1.3.3] d. 1429 [ =>]
        
        4 Malgorzata of Mazovia ^[1.1.3.4] d. 1409
        
        4 Siemowit IV ^[1.1.3.5] d. 1426
        
        Ludmila d. Yes, date unknown
        
        4 Two Sons ^[1.1.3.6] d. Yes, date unknown
        
        4 Henryk ^[1.1.3.7] d. 1392
      - 3 Casimir I ^[1.1.4] d. 1355
  - 2 Siemowit II ^[1.2] d. 1343
    - - 3 Siemowit ^[1.2.1] d. 1345
- Kunegunda d. 1321
  - 2 Eufrozyna ^[1.3] d. Yes, date unknown
  - 2 Waclaw of Poland ^[1.4] d. 1336
    - Elzbieta Gediminaite d. 1364
      - 3 Boleslaw III of Plock ^[1.4.1] d. 1351
      - 3 Anna of Plock ^[1.4.2] d. Yes, date unknown
        
        Henry V of Zagan d. 1369
        
        4 Jadwiga ^[1.4.2.1] d. 1390 [ =>]
        
        4 One Daughter Three Sons ^[1.4.2.2] d. Yes, date unknown
  - 2 Berta ^[1.5] d. Aft 1341