House of Montfort
Cadet branch of the House of Reginar
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House of Montfort
Lords of Montfort-l'Amaury, Épernon, Houdan, Glamorgan, Petersfield and Mapledurham
Counts of Évreux
Earls of Gloucester
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House of Montfort-Leicester
Lords of Montfort, Rochefort-en-Yvelines, Épernon and Houdan
Viscounts of Béziers, Albi and Carcassonne
Earls of Leicester
Counts of Montfort
Issued from Simon IV, 2nd son of Simon III de Montfort