Song Wo
Song Wo, also known as Song Yanwo, was a military officer and general who successively served the Later [Jin (Five Dynasties)|Later Jin], Later [Han (Five Dynasties)|Later Han], Later Zhou, and Song dynasties. He was a grandson of Later Tang's founding emperor Li Cunxu, a son-in-law of Later Han's founding emperor Liu Zhiyuan, and the father-in-law of Song dynasty's founding emperor Zhao Kuangyin.