Mazagran (French pronunciation: [mazaɡʁɑ̃]) is a French village, part of the municipality (commune) of Tourcelles-Chaumont, in the department of Ardennes, Grand Est.

The locality was named after a battle holed up in 1840 in the Algerian town of Mazagran; between Algerian resistance forces and French troops, during the French conquest of Algeria.

Situated in an agricultural plateau few km from Tourcelles-Chaumont and Leffincourt; it has a central roundabout that is a junction point of several national roads to Reims, Vouziers, Châlons-en-Champagne, Rethel and Charleville-Mézières. The proper village is composed by few and scattered farms.

The French writer André Dhôtel set his 1947 novel "Le Plateau de Mazagran" in the village.