Castelnau may refer to:

Places

France

Castelnau or Castelnaud (castel 'castle' and nau 'new' in Occitan) is part of the name of several communes in the south of France:

• Castelnau-Barbarens, in the Gers département
• Castelnau-Chalosse, in the Landes département
• Castelnau-d'Anglès, in the Gers département
• Castelnau-d'Arbieu, in the Gers département
• Castelnau-d'Aude, in the Aude département
• Castelnau-d'Auzan, in the Gers département
• Castelnau-d'Estrétefonds, in the Haute-Garonne département
• Castelnau-de-Brassac, in the Tarn département
• Castelnau-de-Guers, in the Hérault département
• Castelnau-de-Lévis, in the Tarn département
• Castelnau-de-Mandailles, in the Aveyron département
• Castelnau-de-Médoc, in the Gironde département
• Castelnau-de-Montmiral, in the Tarn département
• Castelnau-Durban, in the Ariège département
• Castelnau-le-Lez, in the Hérault département
• Castelnau-Magnoac, in the Hautes-Pyrénées département
• Castelnau-Montratier, commune in the Lot département
• Castelnau-Montratier (delegated commune), delegated commune in the Lot département
• Castelnau-Pégayrols, in the Aveyron département
• Castelnau-Picampeau, in the Haute-Garonne département
• Castelnau-Rivière-Basse, in the Hautes-Pyrénées département
• Castelnau-sur-Gupie, in the Lot-et-Garonne département
• Castelnau-sur-l'Auvignon, in the Gers département
• Castelnau-Tursan, in the Landes département
• Castelnau-Valence, in the Gard département
• Castelnaud-de-Gratecambe, in the Lot-et-Garonne département
• Castelnaud-la-Chapelle, in the Dordogne département
• Saint-Michel-de-Castelnau, in the Gironde département

England

• Castelnau, London, an estate and road in Barnes, south-west London

Canada

• De Castelnau station, a Montreal Metro station in the Villeray–Saint-Michel–Parc-Extension borough
• Castelnau Lake, a freshwater body of the catchment area of the rivière à la Chasse in Baie-Comeau, Quebec

People

• Michel de Castelnau, sieur de la Mauvissière (c. 1520–1592), French diplomat and soldier
• Emmanuel Boileau de Castelnau (1857-1923), French mountain climber
• François-Louis Laporte, comte de Castelnau (1810–1880), French naturalist
• Noël Édouard, vicomte de Curières de Castelnau (1851–1944), French general

See also

• Château de Castelnau-Bretenoux, a castle in the commune of Prudhomat, Lot département, France
• Châteauneuf (disambiguation)
• Neufchâtel (disambiguation)
• Neuchâtel
• Newcastle (disambiguation)
• Neuburg (disambiguation)

This disambiguation page lists articles associated with the title Castelnau.
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