Mayo-Danay is a department of Extreme-Nord Province in Cameroon. The department covers an area of 5,303 km² and at the 2005 Census had a total population of 529,061. The capital of the department is at Yagoua.
The department is divided administratively into 11 communes and in turn into villages.
- ^ "Departments of Cameroon". Statoids, obtained from Institut national de la statistique (Cameroun) - Annuaire statistique du Cameroun 2004. Retrieved April 4, 2009.
Coordinates: 10°20′N 15°14′E / 10.333°N 15.233°E