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About Euphrosyne of Masovia
Euphrosyne of Masovia also known as Eufrozja (1292–1328/1329) was Duchess of Oświęcim by her marriage. She served in the regency of her son John, in the duchy of Oświęcim.
Everything about Euphrosyne of Masovia →- Occupation
- regent
- Position held
- regent
- Born
- 1292
- Died
- 1327, 1328