Siemowit IV, Duke Of Masovia
| Use attributes for filter ! | |
| Gender | Male |
|---|---|
| Death | 598 years ago |
| Date of died | January 21,1426 |
| Died | Gostynin |
| Poland | |
| 1426 | |
| Gostynin | |
| Poland | |
| Spouse | Alexandra of Lithuania |
| Parents | Siemowit III, Duke of Masovia |
| Euphemia of Opava | |
| Children | Cymburgis of Masovia |
| Siemowit V of Masovia | |
| Siblings | Janusz I of Warsaw |
| Date of birth | January 1,1352 |
| Grandchildren | Frederick III, Holy Roman Emperor |
| Date of Reg. | |
| Date of Upd. | |
| ID | 1354580 |
Siemowit IV, Duke Of Masovia Life story
Siemowit IV, also known as Siemowit IV the Younger, was a Polish prince member of the House of Piast from the Masovian branch, from 1373/74 Duke of Rawa, and after the division of the paternal inheritance ...
