In 1123 [his father] Theobald Blois II Count Champagne IV Count Blois (age 33) and [his mother] were married. She by marriage Countess Champagne, Countess Blois. He the son of Stephen Blois II Count Blois and Chartres 1045-1102 and Adela Normandy Countess Blois 1067-1137 (age 56). He a grandson of King William "Conqueror" I of England. 
In 1135 Cardinal William "White Hands" Blois was born to Theobald Blois II Count Champagne IV Count Blois (age 45) and . He a great grandson of King William "Conqueror" I of England.
Around 1150 [his uncle] William "Simple" Blois Count Blois Count Chartres 1085-1150 (age 65) died. His brother [his father] Theobald Blois II Count Champagne IV Count Blois (age 60) succeeded II Count Champagne, IV Count Blois.
In 1152 [his father] Theobald Blois II Count Champagne IV Count Blois (age 62) died. His son [his brother] Henry Blois I Count Champagne 1127-1181 (age 24) succeeded I Count Champagne. His son [his brother] Theobald "Good" Blois V Count Blois 1130-1191 (age 22) succeeded V Count Blois.
In 1176 Cardinal William "White Hands" Blois (age 41) was appointed Archbishop Reims.
In 1179 Cardinal William "White Hands" Blois (age 44) was appointed Cardinal.
In 1202 Cardinal William "White Hands" Blois (age 67) died.
Paternal Family Tree: Blois
Maternal Family Tree: Matilda Carinthia Countess Champagne and Blois
Descendants Family Trees:
Kings Wessex: Great x 7 Grand Son of King Edward "Elder" of the Anglo Saxons
Kings England: Great Grand Son of King William "Conqueror" I of England
Kings Franks: Great x 8 Grand Son of Louis "Pious" King Aquitaine I King Franks
Kings France: Great x 3 Grand Son of Robert "Pious" II King France
Great x 4 Grandfather: Theobald "Trickster" Blois I Count Blois 913-975
Great x 3 Grandfather: Odo Blois I Count Blois 950-996
Great x 4 Grandmother: Luitgarde Vermandois Duchess Normandy 915-978
Great x 2 Grandfather: Odo Blois II Count Blois 983-1037
Great x 4 Grandfather: Conrad I King Burgundy 925-993
Great x 3 Grandmother: Bertha Welf Queen Consort France 964-1010
Great x 4 Grandmother: Mathilde Carolingian Queen Consort Burgundy 943-992
Great x 1 Grandfather: Theobald Blois III Count Blois
Great x 3 Grandfather: William IV Auvergne
Great x 2 Grandmother: Ermengarde Auvergne Countess Blois 970-1040
GrandFather: Stephen Blois II Count Blois and Chartres 1045-1102
Great x 4 Grandfather: Conan "Crooked" Penthièvre III Duke Brittany -992
Great x 3 Grandmother: Unamed Penthièvre Countess Maine
Great x 4 Grandmother: Ermengarde Gerberga Ingelger Duchess Brittany 956-1024
Father: Theobald Blois II Count Champagne IV Count Blois Grand Son of King William "Conqueror" I of England
Great x 4 Grandfather: Richard "Fearless" Normandy I Duke Normandy 932-996
Great x 3 Grandfather: Richard "Good" Normandy II Duke Normandy
Great x 2 Grandfather: Robert "Magnificent" Normandy I Duke Normandy
Great x 4 Grandfather: Conan "Crooked" Penthièvre III Duke Brittany -992
Great x 3 Grandmother: Judith Penthièvre Duchess Normandy 982-1017
Great x 4 Grandmother: Ermengarde Gerberga Ingelger Duchess Brittany 956-1024
Great x 1 Grandfather: King William "Conqueror" I of England -2 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandfather: Father of Beatrix and Herleva
Great x 2 Grandmother: Herleva Falaise
GrandMother: Adela Normandy Countess Blois 1067-1137 Daughter of King William "Conqueror" I of England
Great x 4 Grandfather: Arnulf II Count Flanders 960-987
Great x 3 Grandfather: Baldwin "Bearded" IV Count Flanders 980-1035
Great x 4 Grandmother: Rozala of Italy 950-1003
Great x 2 Grandfather: Baldwin "The Good" V Count Flanders
Great x 4 Grandfather: Frederick Luxemburg Ardennes
Great x 3 Grandmother: Ogive Luxemburg Countess Flanders -1036
Great x 4 Grandmother: Ermentrude Gleiburg
Great x 1 Grandmother: Matilda Flanders Queen Consort England
Great x 4 Grandfather: Hugh I King France
Great x 3 Grandfather: Robert "Pious" II King France
Great x 4 Grandmother: Adelaide Poitiers Queen Consort France 945-1004
Great x 2 Grandmother: Adela Capet Duchess Normandy 1009-1079
Great x 4 Grandfather: William "Liberator" Arles 1st Count Provence 1st Count Arles
Great x 3 Grandmother: Constance Arles Queen Consort France 986-1034
Great x 4 Grandmother: Adelaide Blanche Ingelger Queen Consort West Francia 940-1026
Cardinal William "White Hands" Blois 1135-1202 Great Grand Son of King William "Conqueror" I of England