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Wikidata facts
- Instance of
- human
- Gender
- male
- Place of death
- Gostynin
- Spouse
- Alexandra of Lithuania
- Sibling
- Henry of Masovia
- Occupation
- aristocrat
- Religion
- Catholicism
- Noble title
- knyaz
- Image
- Gostynin ~23ocdcad.jpg
Show 6 more facts
- date of death
- 1426-00-00
- date of birth
- 1352-01-01
- Commons category
- Siemowit IV, Duke of Masovia
- place of burial
- Płock Cathedral
- described by source
- Polish Biographical Dictionary
- name in native language
- Siemowit IV płocki
Sources (1)
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