The House of Châtillon was a notable French family, with origins in the 9th century and surviving until 1762. The name comes from a county in Champagne

Champagne, France

Champagne is a historic province in the northeast of France, now best known for the sparkling white wine that bears its name.Formerly ruled by the counts of Champagne, its western edge is about 100 miles east of Paris. The cities of Troyes, Reims, and Épernay are the commercial centers of the area...

, with its capital in Châtillon-sur-Marne

Châtillon-sur-Marne

Châtillon-sur-Marne is a commune in the Marne department in north-eastern France.It lies in the valley of the Marne River, surrounded by the Parc Naturel de la Montagne de Reims. It lies in the historic province of Champagne...

 and branches in Saint-Pol-sur-Ternoise

Saint-Pol-sur-Ternoise

Saint-Pol-sur-Ternoise is a commune in the Pas-de-Calais department in northern France. The population of the canton is 14,939.-History:The county of Saint-Pol-sur-Ternoise, usually referred to as just Saint-Pol, was originally a stronghold of the Counts of Flanders and was established as a county...

, Blois

Blois

Blois is the capital of Loir-et-Cher department in central France, situated on the banks of the lower river Loire between Orléans and Tours.-History:...

, Penthièvre, Chartres

Chartres

Chartres is a commune and capital of the Eure-et-Loir department in northern France. It is located southwest of Paris.-Geography:Chartres is built on the left bank of the Eure River, on a hill crowned by its famous cathedral, the spires of which are a landmark in the surrounding country...

, etc.

The counts of Châtillon added to their title that of prince of Porcien. The main members of the house are:

• Odo, pope under the name Urban II
  Pope Urban II
  Pope Urban II , born Otho de Lagery , was Pope from 12 March 1088 until his death on July 29 1099...
  
   ;
• Raynald of Châtillon
  Raynald of Chatillon
  Raynald of Châtillon was a knight who served in the Second Crusade and remained in the Holy Land after its defeat...
  
  , took part in the Second Crusade
  Second Crusade
  The Second Crusade was the second major crusade launched from Europe. The Second Crusade was started in response to the fall of the County of Edessa the previous year to the forces of Zengi. The county had been founded during the First Crusade by Baldwin of Boulogne in 1098...
  
  , controlled Antioch
  Antioch
  Antioch on the Orontes was an ancient city on the eastern side of the Orontes River. It is near the modern city of Antakya, Turkey.Founded near the end of the 4th century BC by Seleucus I Nicator, one of Alexander the Great's generals, Antioch eventually rivaled Alexandria as the chief city of the...
  
   and captured by the Muslims
• Walter III of Châtillon
  Walter III of Châtillon
  Walter III of Châtillon was a French nobleman. He was son of Guy II of Châtillon-sur-Marne and Adelheid of Dreux.In 1196 he married Elisabeth , daughter of Hugo IV, Count of Saint-Pol and in 1205 succeeded his father as count of Saint-Pol.Walter was the father of:*Guy II *Hugo V *Elisabeth,...
  
   (1166-1219), sénéchal of Burgundy
  Duchy of Burgundy
  The Duchy of Burgundy , was heir to an ancient and prestigious reputation and a large division of the lands of the Second Kingdom of Burgundy and in its own right was one of the geographically larger ducal territories in the emergence of Early Modern Europe from Medieval Europe.Even in that...
  
  , escorted Philip II of France
  Philip II of France
  Philip II Augustus was the King of France from 1180 until his death. A member of the House of Capet, Philip Augustus was born at Gonesse in the Val-d'Oise, the son of Louis VII and his third wife, Adela of Champagne...
  
   to the Holy Land
  Holy Land
  The Holy Land is a term which in Judaism refers to the Kingdom of Israel as defined in the Tanakh. For Jews, the Land's identifiction of being Holy is defined in Judaism by its differentiation from other lands by virtue of the practice of Judaism often possible only in the Land of Israel...
  
   and distinguished himself at the siege of Acre and the battle of Bouvines
  Battle of Bouvines
  The Battle of Bouvines, 27 July 1214, was a conclusive medieval battle ending the twelve year old Angevin-Flanders War that was important to the early development of both the French state by confirming the French crown's sovereignty over the Angevin lands of Brittany and Normandy.Philip Augustus of...
  
  
• another Walter of Châtillon (1250-1329) great-grandson of the former, constable of France
  Constable of France
  The Constable of France , as the First Officer of the Crown, was one of the original five Great Officers of the Crown of France and Commander in Chief of the army. He, theoretically, as Lieutenant-general of the King, outranked all the nobles and was second-in-command only to the King...
  
   under Philip IV of France
  Philip IV of France
  Philip the Fair was, as Philip IV, King of France from 1285 until his death. He was the husband of Joan I of Navarre, by virtue of which he was, as Philip I, King of Navarre and Count of Champagne from 1284 to 1305.-Youth:A member of the House of Capet, Philip was born at the Palace of...
  
   and minister of Louis X of France
  Louis X of France
  Louis X of France, , called the Quarreler, the Headstrong, or the Stubborn was the King of Navarre from 1305 and King of France from 1314 until his death...
  
  
• Jacques of Châtillon
• Charles of Blois (1319-1364), ruled over the Champagne
  Champagne, France
  Champagne is a historic province in the northeast of France, now best known for the sparkling white wine that bears its name.Formerly ruled by the counts of Champagne, its western edge is about 100 miles east of Paris. The cities of Troyes, Reims, and Épernay are the commercial centers of the area...
  
   branch.

This house is totally distinct from the house of Châtillon-sur-Loing, which produced (among others) the Coligny brothers : Gaspard

Gaspard de Coligny

Gaspard de Coligny , Seigneur de Châtillon, was a French nobleman and admiral, best remembered as a disciplined Huguenot leader in the French Wars of Religion.-Ancestry:...

, François

François de Coligny

François de Coligny comte de Coligny and seigeur de Châtillon-sur-Loing was a French Protestant general of the Wars of Religion. He was the son of Gaspard II de Coligny , Admiral of France .-Military career:...

 and cardinal Odet

Odet de Coligny

Odet de Coligny was a French cardinal of Châtillon, bishop of Beauvais, son of Gaspard I de Coligny and Louise de Montmorency, and brother of Gaspard and François, Seigneur d'Andelot.-Birth:...

.