Arnulf I, called "the Great", was the first Count of Flanders.
The County of Aumale, later elevated to a duchy, was a medieval fief in Normandy, disputed between France and England during parts of the Hundred Years' War.
The Kingdom of Jerusalem, one of the Crusader states that was created in 1099, was divided into a number of smaller seigneuries. According to the 13th-century jurist John of Ibelin, the four highest crown vassals in the kingdom proper were the count of Jaffa and Ascalon, the prince of Galilee, the lord of Sidon, and the lord of Oultrejordain.
The County of Boulogne was a county within the Kingdom of France during the 9th to 15th centuries, centred on the city of Boulogne-sur-Mer. It was ruled by the counts of Flanders in the 10th century, but a separate House of Boulogne emerged during the 11th century. It was annexed by Philip II of France in 1212, after which it was treated as part of the county of Artois until it was finally annexed into the royal domain in 1550.
Matilda was Countess of Boulogne in her own right from 1125 and Queen of England from the accession of her husband, Stephen, in 1135 until her death in 1152. She supported Stephen in his struggle for the English throne against their mutual cousin Empress Matilda. She played an unusually active role for a woman of the period when her husband was captured, and proved herself an effective general who managed to force the Empress to release Stephen. Under the agreement that settled the civil war, the Queen's children did not inherit the English throne; however, her three surviving children ruled Boulogne in turn as Eustace IV, William I, and Marie I.
Marie I or Mary was the suo jure Countess of Boulogne from 1159 to 1170. She also held the post of Abbess of Romsey for five years until her abduction by Matthew of Alsace, who forced her to marry him. She is one of several possible identities of the author Marie de France.
Mahaut or Matilda II of Boulogne was Countess of Boulogne in her own right and Queen of Portugal by marriage to King Afonso III from 1248 until their divorce in 1253. She was the daughter of Ida, Countess of Boulogne and her husband and co-ruler Renaud, Count of Dammartin. She succeeded her mother as Countess of Boulogne in 1216. She was the great-granddaughter of King Stephen of England.
Eustace I Granier, also known as Eustace Grenier or Eustace Garnier, called in Latin Eustachius Granarius in the charters, was a Flemish crusader who took part in the First Crusade. He became lord of Caesarea in 1101 and lord of Sidon in 1110. On 18 April 1123, he was elected constable and bailiff of Jerusalem during the captivity of Baldwin II of Jerusalem. Shortly before his death, he defeated a Fatimid army at the Battle of Yibneh near Ibelin.
Eustace Grenier is quoted in a text in verse written during his life in honour of the knights of the diocese of Thérouanne who accompanied Baldwin of Boulogne to the Holy Land.
Contemporary authors and historians identify Eustace Grenier as a nobleman from the diocese of Thérouanne in the County of Saint-Pol. Alan V. Murray, historian of the Crusades, writes: "However, his origins can be established with a high degree of certainty. The Versus de viris illustribus diocesis Tarvanensis qui in sacra fuere expeditione identifies him as a Fleming from the diocese of Therouanne".
Philip I of Boulogne (1200–1235) was a French prince, Count of Clermont-en-Beauvaisis in his own right, and Count of Boulogne, Mortain, Aumale, and Dammartin-en-Goële jure uxoris.
Renaud de Dammartin was Count of Boulogne from 1190, Count of Dammartin from 1200 to 1214 and Count of Aumale from 1204 to 1214. He was son of Alberic III of Dammartin and Mathilde of Clermont.
Events from the 1150s in England.
Adelolf, Count of Boulogne, was a younger brother of Arnulf I, Count of Flanders and was granted the County of Boulogne by his father.
Arnulf II of Boulogne was Count of Boulogne from 964 to 972. He was the son of Count Adelolf of Boulogne. He succeeded as count in 964 after the death of his uncle Arnulf I, who was also Count of Flanders, and held it until his own death. He is the father of Arnulf III, Count of Boulogne, who succeeded him as Count of Boulogne. He is the ancestor of the Godfrey of Bouillon and Baldwin I, Kings of Jerusalem.
Baldwin II of Boulogne was a son of Arnulf III, Count of Boulogne, whom he succeeded as count of Boulogne.
Marie I of Auvergne was suo jureCountess of Auvergne and Countess of Boulogne from 1424 to her death in 1437, having inherited the titles from her cousin Joan II, Countess of Auvergne. She was also styled Dame of Montgascon. She was the wife of Bertrand IV de La Tour, and the mother of Bertrand V de La Tour who succeeded her as Count of Auvergne and Boulogne.
The House of Flanders, also called the Baldwins, was a medieval ruling family of Frankish origin that was founded by Baldwin Iron Arm, son-in-law of Charles the Bald. The House of Flanders was the first dynasty to transform a county function of the Carolingian Empire into a hereditary fiefdom, the County of Flanders, falling under West Francia, created by the Treaty of Verdun in 843.
Baldwin III, Count of Guînes (1198–1244) was a Flemish nobleman. He inherited the war-torn County of Guînes, now in northern France, while Philip II of France was still on the throne and suffered the repercussions of Philip's expansion of the French state. He is now best known as a mercenary leader in the Welsh Marches, employed by Henry III of England in 1233–1234; the family connections with properties held in England was longstanding.
Adelaide of Brabant, born around 1190, died in 1265, was Countess of Boulogne from 1262 to 1265, the third reigning Countess in succession. She was the daughter of Henry I, Duke of Brabant and Matilda of Boulogne.
