Jutta (or Jutte) von Brandenburg, was the daughter of Otto V, Markgraf von Brandenburg (of the Askanier dynasty) and his wife Jutta (Judith) von Henneberg; her birth date is estimated to be sometime between 1275 and 1286.
She was married to Rudolf I, Herzog von Sachsen in Wittenberg and Brehna, at some time between 2 Dec 1298, the time of her marriage contract, and 21 May 1303, the date a papal dispensation was issued for her marriage.
They had 8 children:
Anna, mentioned 1309;
Albrecht, died before his father on 4 July 1329, buried Franciscan Monastery, Wittenberg;
Otto, died before his father 30 March 1350, buried Franciscan Monastery, Wittenberg;
Johann, died young;
Beatrix, married before 25 January 1337 (dispensation issued at Avignon 22 June 1344 as they were related in 4th degree), Albrecht II, Fürst zu Anhalt in Köthen; she died after 26 February 1345;
Agnes, married (dispensation issued at Avignon, 8 May 1328 because they were related in 4th degree), Bernhard III, Fürst zu Anhalt in Bernburg; she died 4 January 1338;
Elisabeth, married (dispensation issued at Avignon 22 June 1344 because they were related in 4th degree), Waldemar I, Graf von Anhalt in Zerbst; she died after 30 May 1351;
Rudolf II, succeeded his father as Herzog von Sachsen, created Kurfürst von Sachsen;
Jutta died on 9 May 1328 and was buried at the Franciscan Monastery at Wittenberg. Her husband married twice more, before he died 12 March 1356.
↑Bruchstücke einer Brandenburgischen Chronik in Pulcawa's Böhmischer Chronic., Codex diplomaticus Brandenburgensis: Sammlung der Urkunden, Chroniken und sonstigen Quellenschriften für die Geschichte der Mark Brandenburg und ihrer Regenten. Haupttheil 4, Urkunden-Sammlung für die Orts- und spezielle Landesgeschichte ; Bd. 1. 4,1, Adolph Friedrich Johann Riedel, F.H. Morin, 1862 - Brandenburg. p. 15