Countess Louise Juliana of Nassau

Louise Juliana of Orange-Nassau (31 March 1576 in Delft – 15 March 1644 in Königsberg) was a countess of the Palatinate by marriage to Frederick IV, Elector Palatine, and regent during the minority of her son from 1610 until 1611. She was the eldest daughter of William of Nassau, Prince of Orange and his third spouse Charlotte de Bourbon-Montpensier.

Countess Louise Juliana
Louise Juliana van oranje.jpg
Louise Juliana of Orange-Nassau
Born(1576-03-31)31 March 1576
Died15 March 1644(1644-03-15) (aged 67)
Noble familyNassau
Spouse(s)Frederick IV, Elector Palatine
Luise Juliane, Countess Palatine of Zweibrücken
Katharina Sofie
Frederick V, Elector Palatine
Elisabeth Charlotte, Electress of Brandenburg
Anna Eleonore
Louis William
Maurice Christian
Louis Philip, Count Palatine of Simmern-Kaiserslautern
FatherWilliam the Silent
MotherCharlotte of Bourbon


Louise Juliana as a girl

Louise Juliana was the first Dutch born member of the House of Orange-Nassau. After her father was murdered in 1584, she and some of her five sisters were raised by their stepmother Louise de Coligny.

On 23 June 1593, Louise Juliana married Frederick IV, Elector Palatine of the Rhine.

After the death of her husband in 1610, she ruled in the name of her son Frederick V, known as "the Winter King."

Her regency was discontinued in 1611.



Countess Louise Juliana of Nassau
Born: 31 March 1576 Died: 15 March 1644
Preceded by
Anne of East Frisia
Electress Palatine
Succeeded by
Elizabeth Stuart