Wie trouwde met Arnošt Ze Sayn Wittgensteinu?

Countess Louise Juliane of Erbach (1603 at Fürstenau Castle near Michelstadt – 28 September 1670 in Friedewald) was a German noble and regent. She was Countess of Sayn-Wittgenstein-Sayn by marriage to Ernest of Sayn-Wittgenstein-Sayn.

She acted as regent of Sayn-Wittgenstein-Sayn between 1632 and 1652; initially during the absence of her spouse, in 1632-1636 during the minority of her son, and in 1636-1652 as interim regent during the interregnum following the death death of her son and the ensuing succession dispute.

She is remembered as the title character of the novel Die Gräfin von Sayn ("The Countess of Sayn") by Karl Ramseger-Mühle.