Wakashima Gonshirō, Japanese sumo wrestler, the 21st Yokozuna (b. 1876)
Wakashima Gonshirō (Japanese: 若島 権四郎, January 19, 1876 – October 23, 1943) was a Japanese professional sumo wrestler from Ichikawa, Chiba Prefecture. He was the sport's 21st yokozuna.