Wife of Gengis Khan
Yesugen was one of the wives of Genghis Khan, the founder of the Mongol Empire. She was of Tatar ancestry. Her sister Yesui was also a wife of Genghis Khan. During his military campaign against the Tatars, Genghis Khan fell in love with Yesugen and took her in as a wife. She was, along with Yesui, the daughter of Yeke Cheren, a Tatar leader executed by the Mongol forces. Wikipedia