Anna Radziwiłłówna was a Lithuanian noble woman and Duchess of Masovia.
She was the daughter of Mikołaj Radziwiłł and his first wife, Zofia Moniwidówna. She was born in 1475 or 1476. and was a member of the House of Radziwill, a Polish-Lithuanian... Wikipedia
Born: 1476, Vilnius, Lithuania
Died: March 15, 1522 (age 46 years), Liw, Poland
Grandchild: Zofia Odrowąż
Great grandchildren: Anna Kostka and Katarzyna Kostka
Children: Janusz III of Masovia, Anna of Masovia, Stanisław of Masovia, and more
Parents: Mikalojus Radvila the Old
Siblings: Jerzy Radziwiłł