Reginald III (; 1087 – 1148), son of Stephen I and Beatrice of Lorraine, was the

count of Burgundy This is a list of the County of Burgundy, counts of Burgundy, i.e., of the region known as Franche-Comté, not to be confused with the Duchy of Burgundy, from 982 to 1678. House of Ivrea (982–1184) House of Hohenstaufen (1190–1231) ...

between 1127 and 1148. Previously, he had been the

count of Mâcon Count (feminine: countess) is a historical title of nobility in certain European countries, varying in relative status, generally of middling rank in the hierarchy of nobility. Pine, L. G. ''Titles: How the King Became His Majesty''. New York: ...

since his father's death in 1102, with his brother, William of Vienne. His mother, Beatrice of Lorraine, was the daughter of

Gerard, Duke of Lorraine Gerard ( 1030 – 14 April 1070), also known as Gerard the Wonderful, was a Lotharingian nobleman. He was the count of Metz and Châtenois from 1047 to 1048, when his brother Duke Adalbert resigned them to him upon his becoming the Duke of Upp ...

Pope Callixtus II Pope Callixtus II or Callistus II ( – 13 December 1124), born Guy of Burgundy, was the head of the Catholic Church and ruler of the Papal States from February 1119 to his death in 1124. His pontificate was shaped by the Investiture Controversy ...

was Reginald's paternal uncle. Tomb RenaudIII Bourgone SaintEtienne Besancon

Reginald proclaimed independence from Emperor Lothair III, but was defeated by King Conrad III of Germany and forced to relinquish all his lands east of the Jura. The name of the region

Franche-Comté Franche-Comté (, ; ; Frainc-Comtou dialect, Frainc-Comtou: ''Fraintche-Comtè''; ; also ; ; all ) is a cultural and Provinces of France, historical region of eastern France. It is composed of the modern departments of France, departments of Doub ...

is derived from his title, ''franc-compte'', meaning "free count". About 1142, Reginald married Agatha, daughter of Duke

Simon I of Lorraine Simon I (1076 – 13 or 14 January 1139) was the duke of Lorraine from 1115 to his death, the eldest son and successor of Theodoric II and Hedwig of Formbach and a half-brother of Emperor Lothair III. Continuing the policy of friendship ...

. They had a daughter, Beatrice I. In 1148, Reginald was traveling in France when he fell ill with multiple illnesses.Chepmell, Havilland Le Mesurier. ''A short course of history'', Volume 2 London. Whittaker and Co., 1857, p. 47
/ref> He died so suddenly that he could not even appoint a regent for his young daughter, Beatrice I, who succeeded him.

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* * * * {{DEFAULTSORT:Renaud 03, Duke of Burgundy 1090s births 1148 deaths Anscarids Counts of Burgundy Counts of Mâcon