Empress Ma or Empress Dowager Ma may refer to:Empress Ma (40–79), empress of Emperor Ming of Han, empress dowager during Emperor Zhang's reign Empress Dowager Ma, mother of Zhang Chonghua Empress Ma, empress of Liu Yan Empress Ma, empress of Liu Jiyuan Empress Ma (Hongwu) (1332–1382), empress of the Hongwu Emperor Empress Ma (Jianwen) (1378–1402), empress of the Jianwen Emperor Empress Dowager Ma (1578–1669), mother of Zhu Youlang