 His grandfather, Philippe de Rigaud de Vaudreuil, and his uncle Pierre de Rigaud de Vaudreuil de Cavagnal, were both governors of Canada; the latter was its last governor, surrendering Montreal to the British in 1760.Another uncle, Pierre-François de Rigaud, fought with Montcalm at the Battle of Oswego.His father, also named Louis-Philippe de Rigaud de Vaudreuil, was an admiral of the French Navy