Othenin called the Mad, was a Count of Montbéliard. He was the only son of Reginald of Burgundy

Reginald of Burgundy

Reginald of Burgundy was count of Montbéliard from 1282 to 1321. He was a son of Hugh of Chalon , sire of Salins, and his wife Adelaide. He married Guillemette de Neufchatel and they had a daughter, Joanna, who married first Ulrich III, Count of Pfirt and second Rudolf of Baden...

. Othenin could not intervene in the affairs of the county because of his mentality. He was placed under the tutelage of his uncle, Hugh of Chalon

Hugh of Chalon

Hugh, Hugues, or Hugo of Chalon may refer to:* Hugh of Chalon , French religious leader* Hugh of Chalon , Hugh III, Count of Burgundy* Hugh of Chalon , French religious leader...

. He lived in the reclusive Château de Montfaucon (Castle of Montfaucon), near Besançon

Besançon

Besançon , is the capital and principal city of the Franche-Comté region in eastern France. It had a population of about 237,000 inhabitants in the metropolitan area in 2008...

, until his death.
Othenin died in 1338. He was buried in the church of Saint-Maimbœuf Montbéliard. Henry I of Mountfacon was named his successor by the Holy Roman Emperor

Holy Roman Emperor

The Holy Roman Emperor is a term used by historians to denote a medieval ruler who, as German King, had also received the title of "Emperor of the Romans" from the Pope...

 Louis IV

Louis IV, Holy Roman Emperor

Louis IV , called the Bavarian, of the house of Wittelsbach, was the King of Germany from 1314, the King of Italy from 1327 and the Holy Roman Emperor from 1328....

.