| Takuya Yamasawa | |
| Birth Date: | 1994 9, df=yes |
| Birth Place: | Saitama, Japan |
| Height: | 1770NaN0 |
| Weight: | 800NaN0 |
| University: | University of Tsukuba |
| Position: | Fly-half, Fullback |
| Years1: | 2016– |
| Apps1: | 52 |
| Points1: | 395 |
| Years2: | 2019 |
| Apps2: | 5 |
| Points2: | 0 |
| Repyears1: | 2013 |
| Repteam1: | Japan U20 |
| Repcaps1: | 4 |
| Reppoints1: | 38 |
| Repyears2: | 2017 |
| Repcaps2: | 3 |
| Reppoints2: | 21 |
| Clubupdate: | 29 October 2022 |
| Repupdate: | 29 October 2022 |
is a Japanese rugby union player who plays as a Fly-half.[1] He currently plays for in Super Rugby and Panasonic Wild Knights in Japan's domestic Top League.[2]