| Native Name: | 若孜 浩気 |
| Wakatsutomu Hiroki | |
| Birth Name: | Hiroki Nakao |
| Birth Date: | 1973 2, df=yes |
| Birth Place: | Ichikawa, Chiba, Japan |
| Weight: | 159kg (351lb) |
| Heya: | Matsugane |
| Record: | 275-243-49 |
| Debut: | November 1995 |
| Highestrank: | Maegashira 12 (May 2001) |
| Retireddate: | July, 2006 |
| Yushos: | 1 (Jūryō) 3 (Makushita) |
| Update: | September 2012 |
Wakatsutomu Hiroki (born 13 February 1973 as Hiroki Nakao, わかつとむ ひろき) is a former sumo wrestler from Ichikawa, Chiba, Japan. He made his professional debut in November 1995 and reached the top division in May 2001. His highest rank was maegashira 12. He retired from the sumo world in July 2006.