Rodolphe of Gruyère, Lord of Montsalvens
Rodolphe of Gruyère, lord of Montsalvens, was the son of Peter the Younger and Guillemette of Grandson. He married Contesson; their son Peter, born in 1307, later became Count Peter IV. Rodolphe died before Peter III became count, and Montsalvens passed to his sons.