The Douze (; ) is the right source river of the Midouze, in the Landes forest, in the southwest of France. It is long.

Geography

The Douze rises in Armagnac, in the Gers département. It joins the Midou in Mont-de-Marsan to constitute the Midouze, a tributary of the Adour.

Départements and towns

• Gers: Peyrusse-Grande, Espas, Manciet, Cazaubon.

• Landes: Labastide-d'Armagnac, Saint Justin, Roquefort.

Main tributaries

• (R) Estampon, in Roquefort.

• (R) Gouaneyre.

References