THE DATE BEHIND THE NAME
Władysław I of Masovia
Polish noble
Władysław I of Masovia was born in 1389 and died on December 21, 1455.
Born
in 1389
Died: December 21, 1455
Source:
No external source identified
Synchronized from Wikidata on October 5, 2026.
More about Władysław I of Masovia
Family
- Child
- Siemowit VI of Masovia
- Sibling
- Siemowit V of Masovia
- Mother
- Alexandra of Lithuania
- Father
- Siemowit IV
- Sibling
- Trojden II of Płock
- Sibling
- Maria of Masovia
- Sibling
- Cymburgis of Masovia
All birth date sources
A source is P248 “stated in” or a non-Wikimedia reference URL. Import-only references do not qualify.
No external source identified
Synchronized from Wikidata on October 5, 2026. View Wikidata record
Questions people ask
When did Władysław I of Masovia die?
Władysław I of Masovia died on December 21, 1455.