Descendancy for Seimowit I of Mazovia: Cook Ancestry

Cook Family
Genealogy Pages

Home Page | What's New | Photos | Histories | Headstones | Reports | Surnames

Home Search Login

Media
- Photos
- Documents
- Headstones
- Histories
- Recordings
- Videos
- Family Pictures
- All Media

- 1262

( = Descendancy chart to this point, = Expand, = Collapse)

Expand all | Collapse all

1 Seimowit I of Mazovia ^[1] d. 1262
- Pereiaslava of Galich d. 1283
  - 2 Boleslaw II ^[1.1] d. 1313
    - Gaudemante-Sofia Traidenyte d. 1288
      - 3 Trojden, Duke of Masovia ^[1.1.1] b. Between 1284 and 1288 d. 13 Mar 1341
        
        Maria Yurevna d. 1341
        
        4 Boleslaw Yury II ^[1.1.1.1] d. 1340
        
        4 Eufemia ^[1.1.1.2] d. Aft 1364
        
        4 Siemowit III, Duke of Masovia ^[1.1.1.3] b. c .?1320 d. 1381 [ =>]
        
        4 Casimir I ^[1.1.1.4] d. 1355
      - 3 Siemowit II ^[1.1.2] d. 1343
        
        4 Siemowit ^[1.1.2.1] d. 1345
    - Kunegunda d. 1321
      - 3 Eufrozyna ^[1.1.3] d. Yes, date unknown
      - 3 Waclaw of Poland ^[1.1.4] d. 1336
        
        Elzbieta Gediminaite d. 1364
        
        4 Boleslaw III of Plock ^[1.1.4.1] d. 1351
        
        4 Anna of Plock ^[1.1.4.2] d. Yes, date unknown [ =>]
      - 3 Berta ^[1.1.5] d. Aft 1341