| Sione Teaupa | |
| Fullname: | Sione Teaupa |
| Birth Date: | 1992 7, df=yes |
| Birth Place: | Tonga |
| Height: | 1.85m (06.07feet) |
| Weight: | 89kg (196lb) |
| Position: | Centre |
| Currentclub: | Kubota Spears |
| Years1: | 2017–present |
| Clubs1: | Kubota Spears |
| Apps1: | 24 |
| Points1: | 40 |
| Years2: | 2018–2019 |
| Apps2: | 4 |
| Points2: | 0 |
| Repyears1: | 2012 |
| Repteam1: | Tonga U20 |
| Repcaps1: | 4 |
| Reppoints1: | 10 |
| Repyears2: | 2017 |
| Repcaps2: | 3 |
| Reppoints2: | 0 |
| Clubupdate: | 21 February 2021 |
| Repupdate: | 21 February 2021 |
is a Tongan-born, Japanese international rugby union player who plays as a centre.[1] He currently plays for in Super Rugby and Kubota Spears in Japan's domestic Top League.[2] He received Japanese citizenship in 2017.
After 12 Top League appearances, and 7 tries, for Kubota Spears Teaupa received his first call-up to his adopted country, Japan's senior squad ahead of the 2017 end-of-year rugby union internationals.[3]