KATHERINA Von BORA (Katharina, Catherine, Catherina, 1499-1552). Portrait engraved from the original by LUCAS CRANACH. Von Bora was a catholic ex-nun born in a nobility german family, closed at age of 10 in a closter of Circestenses nuns excaped in 1523, refuged in Wittenberg married in 1525 MARTIN LUTHER, the couple have six sons. Martin Luther (1483 1546) was a German monk, Catholic priest, professor of theology and seminal figure of a reform movement in 16th century Christianity, subsequently known as the Protestant Reformation