Go Seigen, Chinese-Japanese Go player (b. 1914)
Wu Qingyuan (Chinese: 吳清源) (June 12, 1914 – November 30, 2014), better known by the Japanese pronunciation of his name, Go Seigen (ご せいげん), was a Chinese-born Japanese master of the game of Go. He is considered by many players to have been the greatest Go player in the 20th century.