| Birth Date: | 26 August 1982 |
| Weight: | 125kg (276lb) |
| Ru Position: | Lock |
| Years1: | 2010− |
| Clubs1: | Toyota Verblitz |
| Apps1: | 65 |
| Points1: | 25 |
| Ru Clubupdate: | 15 January 2017 |
| Repyears1: | 2006–08 |
| Repcaps1: | 12 |
| Reppoints1: | 10 |
Tomoaki Taniguchi (谷口 智昭 Taniguchi Tomoaki born August 26, 1982, in Hyogo prefecture) is a Japanese rugby player who plays at lock for Toyota Verblitz and Japan. He scored two tries after coming on in the second half for Japan against Australia A on June 8, 2008 (2008 IRB Pacific Nations Cup Round One). He graduated from Ritsumeikan University