John Louis I, Count of Nassau-Wiesbaden-Idstein
John Louis I, Count of Nassau- Wiesbaden- Idstein( 10 April 1567 – 10 June 1596) was the son of Count Balthasar of Nassau- Wiesbaden- Idstein and his wife Margaret of Isenburg- Bierstein.
He succeeded his father in 1568 as Count of Nassau- Wiesbaden.
Henry I, Count of Nassau-Siegen
Henry I of Nassau- Siegen,( – between 13 July and 14 August 1343) was Count of Nassau- Siegen, a part of the County of Nassau, and ancestor of the House of Nassau- Siegen.
He comes from the Ottonian branch of the House of Nassau.
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.
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.
Adolph II, Count of Nassau-Wiesbaden-Idstein
Adolph II, Count of Nassau- Wiesbaden- Idstein( 1386 – 16 July 1426) was a son of Walram IV, Count of Nassau- Idstein his wife, Bertha of Westerburg.
He married in 1418 with Margaret( 1404 – 1442), a daughter of Bernard I, Margrave of Baden- Baden.
After his father's death in 1393, he ruled Nassau- Wiesbaden and Nassau- Idstein.
His children were:
Philip I, Count of Nassau-Wiesbaden-Idstein
Philip I, Count of Nassau-Wiesbaden-Idstein (1490 in Cologne – 16 June 1558) was the only son of Count Adolph III and his wife Margaret of Hanau-Lichtenberg.
After his father died in 1511, he ruled Nassau-Wiesbaden and Nassau-Idstein.
In 1514, he married Adriana of Glymes, the daughter of John III of Bergen op Zoom.
They had five children:
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.
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.
Balthasar, Count of Nassau-Wiesbaden-Idstein
Balthasar of Nassau-Wiesbaden-Idstein (1520 – 11 January 1568) was the youngest son of
Count Philip I of Nassau-Wiesbaden-Idstein and his wife, Adriana of Glymes of Bergen, the daughter of John III of Bergen op Zoom.
In 1566, Balthasar succeeded his elder brother Philip II as Count of Nassau-Wiesbaden and Nassau-Idstein.
However, he died only two years later.
He was succeeded by his son John Louis I.
In 1564, Balthasar married Margaret (1543-1612), the daughter of Reinhard of Isenburg-Birstein.
They had a son:
After Balthasar's death, Margaret married Count George I of Leiningen-Westerburg.
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 paternal grandmother of Balthasar, Count Of Nassau-Wiesbaden-Idstein?
Answer: Margaret of Hanau-Lichtenberg