Louis II, Count of Nassau-Weilburg
Louis II of Nassau- Weilburg( 9 August 1565, Weilburg – 8 November 1627, Saarbrücken) was a count of Nassau- Weilburg.
Elisabeth of Nassau-Dillenburg, Countess of Wied
Elisabeth of Nassau-Dillenburg (1 December 1488 – 3 June 1559 in Dillenburg) was a member of the House of Nassau.
She was a daughter of John V of Nassau-Dillenburg and his wife Elisabeth of Hesse-Marburg.
Her brothers were Henry III of Nassau-Breda, John of Nassau-Vianden-Dietz, Ernest of Nassau and William the Rich.
Her sister was Maria of Nassau.
Philip, Count of Nassau-Idstein
Count Philip of Nassau- Idstein( 1450 – 16 June 1509) was the youngest son of Count John II of Nassau- Wiesbaden- Idstein and his wife, Maria of Nassau- Dillenburg.
In 1470, he married Margaret( 1456 – 1527), the daughter of Count Palatine Louis I" the Black" of Zweibrücken- Veldenz.
After John II died in 1480, Philip ruled Nassau- Idstein, while his elder brother Adolf III ruled Nassau- Wiesbaden.
In 1509, Philip died childless.
His brother Adolf III inherited Nassau- Idstein, thereby reuniting Nassau- Wiesbaden- Idstein.
George August, Count of Nassau-Idstein
George August Samuel of Nassau- Idstein( 26 February 1665, Idstein – 26 October 1721, Biebrich) was Graf from 1677, and Prince from 1688 until his death, of Nassau- Idstein.
He worked mainly in Wiesbaden.
Walram II, Count of Nassau
Walram II of Nassau,( – 24 January 1276), was Count of Nassau and is the ancestor of the Walramian branch of the House of Nassau.
John Louis II, Count of Nassau-Wiesbaden-Idstein
Count John Louis II of Nassau-Wiesbaden-Idstein (born: 21 May 1596; died: 9 June 1605 at Dillenburg) was the youngest and only surviving son of John Louis I and Maria of Nassau-Dillenburg.
He was only a few weeks old when his father died and he inherited Nassau-Wiesbaden and Nassau-Idstein.
However, he died when he was nine years old.
With his death, the Nassau-Wiesbaden-Idstein line died out.
Wiesbaden and Idstein fell back to Nassau-Weilburg, thereby reuniting all the territories of the Nassau-Walram ΙΙ line in one hand.
Charles Louis, Count of Nassau-Saarbrücken
Charles Louis, Count of Nassau- Saarbrücken
( 6 January 1665 – 6 December 1723) was the son of Count Gustav Adolf of Nassau- Saarbrücken and Countess Clara Eleanor of Hohenlohe- Neuenstein.
He was born in Saarbrücken, but was brought up by Wolfgang Julius of Hohenlohe- Neuenstein the brother of his mother, and continued his studies in Tübingen and Paris.
In the Great Turkish War, he served as an officer in the army of Emperor Leopold I.
When his brother Louis Crato died in 1713 he took up the government in Nassau- Saarbrücken.
That same year he married Christiane Charlotte of Nassau- Ottweiler, the daughter of his cousin Frederick Louis of Nassau- Ottweiler.
During his reign, he promoted the industrialization of his country.
In Warndt he expanded the glass works, which had been established already under Louis II by settling Huguenot refugees.
In Sulzbach, he built a new salt works in 1719 and a graduation tower.
He founded the town of Karlings( now: Carling), which was named after him.
When his second cousin, Count George August Samuel of Nassau- Idstein, died in 1721, he took up government in Nassau- Idstein- Wiesbaden, jointly with his cousin Frederick Louis of Nassau- Ottweiler.
He moved briefly to Wiesbaden in 1722, but returned to Saarbrücken later that year, then moved to Idstein in 1723.
He died there on 21 December 1723 and was buried in the chapel of Idstein.
A plaque in the castle church in Saarbrücken refers to him.
As both his sons died in infancy, the government of Nassau- Saarbrücken was inherited by father- in- law Frederick Louis of Nassau- Ottweiler.
John, Count of Nassau-Idstein
Count John of Nassau- Idstein( born 24 November 1603 in Saarbrücken; died: 23 May 1677 in Idstein) was Count of Nassau and Protestant Regent of Idstein.
Maria of Nassau-Dillenburg
Maria of Nassau-Dillenburg (1568-1625) was a daughter of Count John VI
"the Elder" of Nassau-Dillenburg and his first wife, Countess Elisabeth of Leuchtenberg.
Maria married John Louis I, Count of Nassau-Wiesbaden-Idstein in 1588 and was the mother of:
Walram IV, Count of Nassau-Idstein
Count Walram IV of Nassau- Idstein( 1354 – 7 November 1393) was a younger son of Count Adolph I of Nassau- Wiesbaden- Idstein and his wife Margaret of Nuremberg.
He inherited Nassau- Idstein when his father died in 1370.
When his brother Gerlach II died in 1386, he also inherited Nassau- Wiesbaden.

Question: Who is the maternal grandmother of John Louis Ii, Count Of Nassau-Wiesbaden-Idstein?