abstract:Consort Yao (姚夫人, personal name unknown) (died 420), who was initially Princess Xiping (西平公主) of the Chinese/Qiang state Later Qin, posthumously honored Empress Zhaoai (昭哀皇后, literally "the accomplished and lamentable empress"), was the wife of Emperor Mingyuan of the Chinese/Xianbei state Northern Wei (Tuoba Si).