This is a list of the Barons of Vitré, who ruled from 1008 to the French Revolution. In seven centuries, the Barony of Vitré was ruled by four great families: the House of Vitré (1008-1254), the second House of Laval (1254-1547), the House of Montfort-Laval (1547-1605) and the House of La Trémoille-Laval (1605-1792). The family of Goranton-Hervé, who ruled Vitré a short time during Robert II's reign, also ruled the barony.
1135 - 1154 Robert II (1095 † 1154), Lord of Vitré, their son, became a monk in 1146,
married Constance of Mayenne (c. 1095 † before 1130), daughter of Juhel of Mayenne, and sired:
Andrew of Vitré Lord of Acigné c. 1120 † 28 June 1145, and,
1154 - 1173 Robert III (c. 1118 † 11 November 1173 in Savigny), Lord of Vitré, their son who, in battle against Conan IV, Duke of Brittany, had to seek refuge in the lands of Guy IV of Lavaln, re-establishing himself in a castle at Launay-Villiers.[3]
He married firstly Alix of Fougères (c. 1115 † before 1137), daughter of Henry, Baron of Fougères, without issue, then,
married c. 1137 Havoise of Châteaubriant (c. 1115 † before 1139), without issue, then,
married in 1139 "Emma" or Anne of Dinan (c. 1130 † before 1186), daughter of Alan, Lord of Dinan, and sired:
1254 - 1267 Guy VII (after 1215 † 1267), Baron of Vitré, Lord of Laval (1264-1267), Lord of Acquigny, Hérouville, Aubigné and Olivet
married in 1239 Philippette or Philippa (c. 1225 † 16 September 1254 in Paris), Lady of Vitré and Aubigné,
married c. 1257 Thomasse of La Guerche (born c. 1215), Lady of Mareuil, daughter of William of La Guerche, Lord of Pouancé, widow of Andrew III, Baron of Vitré,
Michel Brand'Honneur Manoirs et châteaux dans le comté de Rennes. Habitat à motte et société chevaleresques (XIe-XII siècles) Presses Universitaires de Rennes Rennes (2001) Table 33 page 290.
Jacques Le Blanc de la Vignolle, Généalogies de la maison de Laval
Amédée Guillotin de Corson Les grandes seigneuries de Haute-Bretagne II, 2 Volumes 1897-1899 réédition Le Livre d'Histoire, Paris (1999)
^In exchange for the Forest of Rennes, Catherine of Thouars received the castellany of Aubigné, which Peter Mauclerc had bought for this particular occasion. From B.Yeurc'h (M. Duval, "Autour de la vicomté de Rennes: Rennes Féodal", BSAIV, t. XC, 1988, pp 51-52)