Blanche of Navarre, Duchess of Brittany
Blanche of Navarre( 1226 – 12 August 1283), also known as Blanche of Champagne, was the daughter of Theobald the Troubador, King of Navarre and Count of Champagne, and his second wife Agnes of Beaujeu.
She was a member of the House of Champagne.
By her marriage to John I, Duke of Brittany, she became Duchess consort of Brittany.
Scholastique of Champagne
Scholastique of Champagne( 1172–1219) was the daughter of Marie, Countess of Champagne and Henry I, Count of Champagne.
Odo V
Odo V was Count of Troyes and of Meaux, including Vitry-le-François, from 1089 to his death, in 1093.
Son of Theobald III and Adele of Valois, he was succeeded by his younger brother, Hugh, Count of Champagne.
Eitel Friedrich III, Count of Hohenzollern
Eitel Friedrich III, Count of Hohenzollern( 1494 – 15 January 1525 in Pavia) was Count of County of Hohenzollern from 1512 until his death.
Herbert II, Count of Vermandois
Herbert II( died 23 February 943), Count of Vermandois, Count of Meaux, and Count of Soissons.
He was the first to exercise power over the territory that became the province of Champagne.
Reginar IV, Count of Mons
Reginar IV, Count of Mons( c. 950–1013) was the son of Reginar III, Count of Hainaut.
Lambert I of Leuven was his brother.
Baldwin II, Count of Boulogne
Baldwin II of Boulogne was a son of Arnulf III, Count of Boulogne, whom he succeeded as count of Boulogne.
Henry, Count of Looz
Henry( d. 2 August 1218), Count of Looz and Count of Duras, son of Gérard II, Count of Looz, and Adelaide of Gelderland, daughter of Henry I, Count of Guelders, and Agnes of Arnstein, daughter of Louis III of Arnstein.
Henry was Canon of St. Lambert in Liège, Provost of the Franciscans in Maastricht, and Provost of St. Alexander in Aschaffenburg.
Henry was Count of Looz for a few days in 1218, but died of poisoning.
He married Mechtild, daughter of Frederick III, Count of Vlanden.
Henry and Mechtild had one daughter:
He was succeeded as Count of Looz by his brother Arnold, and was the last recorded Count of Duras.
Theobald III, Count of Blois
Theobald III of Blois (French: "Thibaut")
(1012–1089) was count of Blois, Meaux and Troyes.
He was son of Odo II, Count of Blois and Ermengarde of Auvergne.
Henry III, Count of Gorizia
Henry III, Count of Gorizia( 1263- 1323) was a member of the Meinhardiner dynasty.

Question: Which country Odo V's father is from?