Hiroshi Yamashiro (山城宏, Yamashiro Hiroshi, born August 12, 1958) is a professional Go player.
He eventually joined the Nagoya branch of the Nihon Ki-in.
He has challenged for many of Japan's biggest titles, but he has not won any of them.
He became a 9 dan in 1985, after winning the Okan, but has not won any other titles.
This biographical article relating to a Japanese Go figure is a stub.