Sebastien, Duke of Penthievre
Encyclopedia
Sebastien de Luxembourg, count, later duke of Penthièvre was duke of Penthièvre (1566–1569) and a peer of France.
Nephew of Jean de Brosse, duc d'Étampes
, he was allowed to inherit his uncle's taken estates and was subsequently created the 1st Duke of Penthièvre.
His daughter and heiress Marie de Luxembourg married Philippe-Emmanuel de Lorraine, duc de Mercœur, the rebel in Brittany
.
Nephew of Jean de Brosse, duc d'Étampes
Jean IV de Brosse
Jean IV de Brosse was the son of René de Brosse and Jeanne de Commines .After the death of his father at the Battle of Pavia, he succeeded him as Count of Penthièvre....
, he was allowed to inherit his uncle's taken estates and was subsequently created the 1st Duke of Penthièvre.
His daughter and heiress Marie de Luxembourg married Philippe-Emmanuel de Lorraine, duc de Mercœur, the rebel in Brittany
Brittany
Brittany is a cultural and administrative region in the north-west of France. Previously a kingdom and then a duchy, Brittany was united to the Kingdom of France in 1532 as a province. Brittany has also been referred to as Less, Lesser or Little Britain...
.