The Sierra Arana or Sierra Harana is a mountain range in the center of the province of Granada, southern Spain. According to some geographers it includes other ranges such as the Sierra de Cogollos, the Sierra de la Yedra and the Sierra de Alfacar y Víznar.
Part of the larger Subbaetic Cordillera, it is bounded in the nort by the Comarca of Los Montes. Municipalities which are part of the Sierra Arana include Deifontes, Iznalloz, Cogollos Vega, Huétor Santillán, Diezma, Darro, La Peza, Píñar, Morelábor and Huélago.
The highest peak is the Peña de la Cruz, at 2,027 m.