René de Brosse
René de Brosse, also René de Bretagne was the elder son of Jean III de Brosse and Louise de Laval. He was killed at the Battle of Pavia on 24 February 1525.
Family
He was Count of Penthièvre, married Jeanne de Commines and was the father of Jean IV de Brosse and three daughters:- Jean IV de Brosse; he was, as John VII, last count of Penthièvre, with no offspring.
- Charlotte de Brosse, married François de Luxembourg; her son Sebastian de Luxembourg, 1st duke of Penthièvre, succeeded his uncle.
- two other daughters.