Louis Crato, Count of Nassau-Saarbrücken
Louis Crato, Count of Nassau-Saarbrücken (28 March 1663, Saarbrücken – 14 February 1713 in Saarbrücken) was the son of Count Gustav Adolph of Nassau-Saarbrücken and Clara Eleanor, Countess of Hohenlohe-Neuenstein.
He was educated at Neuenstein with his uncle, Count Wolfgang Julius of Hohenlohe-Neuenstein, and later in Tübingen.
His father was at the time a prisoner of war in France.
On his father's death in 1677, he inherited the counties of Saarbrücken and Saarwerden.
He could not take up the administration of his territories, because they were occupied by the French.
It was probably the search for adventure and the lack of opportunities that led him to enter the French service.
He reached the rank of lieutenant general there.
During his career he was distinguished by bravery, coolness and military acumen.
He took part in the siege and capture of Luxembourg in 1684.
During the Nine Years' War he served in the Netherlands Company at the Battle of Fleurus (1690) (severely wounded), the siege of Namur, the Battle of Steenkerke (1692), and the Battle of Neerwinden (1693).
The French King rewarded this short spell with the Dutch army by seizing his lands.
After the Treaty of Ryswick in 1697, his lands were returned to him and he became Regent.
During the War of the Spanish Succession he only served in an advisory role.
He was considered a good ruler, as he could keep his country out of further wars.
He organized the administration of justice and the state finances.
He showed benevolence and reorganized the school system.
He was succeeded in government by his brother Charles Louis.
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 III, Count of Nassau-Saarbrücken
John III, Count of Nassau-Saarbrücken (5 April 1511 – 23 November 1574) was a son of Count John Louis of Nassau-Saarbrücken and his second wife Catherine of Moers.
He succeeded his childless brother Philip II in 1554 as Count of Nassau-Saarbrücken.
He married Adelaide of Kronenkracht and Elisabeth Selz.
However, his children predeceased him.
When he died in 1574, Nassau-Saarbrücken fell to Nassau-Weilburg.
Henry Louis, Prince of Nassau-Saarbrücken
" Henry Louis" Charles Albert, Prince of Nassau- Saarbrücken( 9 March 1768 in Saarbrücken – 27 April 1797 near Cadolzburg), was a titular prince of Nassau- Saarbrücken.
He never actually reigned, because the country was occupied by French revolutionary troops from 1793 until after his death.
Anna Amalie of Baden-Durlach
Anna Amalia of Baden- Durlach( born: 9 July 1595; died: 18 November 1651 in Saarbrücken) was a Countess of Nassau- Saarbrücken by marriage to William Louis, Count of Nassau- Saarbrücken, and regent of Nassau- Saarbrücken during the minority of her son from 1640.
William Henry, Prince of Nassau-Saarbrücken
William Henry, Prince of Nassau- Saarbrücken( 6 March 1718 – 24 July 1768), was Prince of Nassau- Saarbrücken from 1741 until his death.
Gustav Adolph, Count of Nassau-Saarbrücken
Gustav Adolf of Nassau-Saarbrücken (27 March 1632, Saarbrücken – 9 October 1677, Strasbourg) was Count of Saarbrücken and Major General at the Rhine of the Holy Roman Empire of German Nation.
He was the third son of Count William Louis of Nassau-Saarbrücken (1590 — 22 August 1640) and Countess Anna Amalia of Baden-Durlach (1595–1651), who named him after king Gustav II Adolf of Sweden, who was still alive at the time.
During the Thirty Years' War (1618–1648), the family fled to Metz, where his father died in 1640.
In 1643 his mother returned to Saarbrücken with the children.
From 1645 to 1649 he studied in Basel.
He then fought on the French side against Spain.
In 1658 he fought against Denmark in the service of the Swedish king Charles X Gustav, who was a duke of the house Palatinate-Zweibrücken.
Later, he served in the imperial army, possibly until 1659.
Until 1651 his mother had been Regent of his behalf; from 1651 to 1659, his older brother John Louis had been regent.
In 1660, Gustav Adolf and his brothers John Louis and Walrad divided the territory and Gustav Adolf took up the reign of the counties of Saarbrücken and Saarwerden.
He set about rebuilding the war-ravaged country, brought back refugees and recruited settlers for agriculture and skilled workers for the glass industry in Klarenthal.
Adolf could not resist King Louis XIV's "reunion policy".
He refused to swear the required oath of fealty from the king, even when he was captured in 1673 by the French and taken to Metz.
After his release the following year, he was not allowed to return to his country.
Adolf enrolled in the imperial army in 1676 and participated in the battle of Philippsburg in the Alsace in 1677.
He died of injuries suffered in combat on Mount Kochersberg (northwest of Strasbourg).
He was finally buried, after several temporary graves, in the St. Thomas Church at Strasbourg.
His mummified corpse was on display there from 1802 to 1990 in a glass sarcophagus.
His body was transferred and buried in the tomb erected by his wife in the castle church in Saarbrücken in 1998.
Crato, Count of Nassau-Saarbrücken
Crato, Count of Nassau- Saarbrücken( 7 April 1621 – 25 July 1642, Straelen), was the oldest son of Count William Louis of Nassau- Saarbrücken and his wife, Landgravine Anna Amalia of Baden- Durlach.
He succeeded his father as Count of Nassau- Saarbrücken in 1640.
However, as he was still a minor at the time, he stood under the regency of his mother.
Crato was killed in battle at Straelen in 1642.
He was succeeded by his younger brother John Louis.
Philip IV, Count of Nassau-Weilburg
Philip IV of Nassau- Weilburg, also known as Philip III of Nassau- Saarbrücken( 14 October 1542 in Weilburg – 12 March 1602 in Saarbrücken) was Count of Nassau- Weilburg from 1559 until his death and since 1574 also Count of Nassau- Saarbrücken.
Both possessions belonged to the Walram line of the House of Nassau.
In Weilburg, he was the fourth count named Philip, but only the third in Saarbrücken, because his father, Philip III of Nassau- Weilburg never held Nassau- Saarbrücken.
Louis, Prince of Nassau-Saarbrücken
Louis, Prince of Nassau- Saarbrücken( 3 January 1745 in Saarbrücken – 2 March 1794 in Aschaffenburg) was the last ruling prince of Nassau- Saarbrücken.
He ruled from 1768 until the French Revolution.

Question: Who is the paternal grandfather of Louis Crato, Count Of Nassau-Saarbrücken?