Bolesław I of Masovia
Bolesław I of Masovia, was Polish prince member of the Polish House of Piast, Duke of Sandomierz during 1229-1232, Duke of Dobrzyń during 1233-1247 and Duke over whole Masovia during 1247-1248.
From *.wikipedia.org,
General Info
.
Male
Date of Birth
November 30th, 1207
Age
817
Date of Death
November 30th, 1247
Died Aged
40
Star Sign
Sagittarius
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Relatives
Casimir I of Kuyavia
Brother
Konrad I of Masovia
Father
Agafia of Rus
Mother
Siemowit I of Masovia
Brother
Siemowit I of Masovia
Son
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