| Sione Tupou | |
| Full Name: | Sione Maile Tupou |
| Birth Date: | 25 May 1994 |
| Height: | 189 cm |
| Weight: | 105 kg |
| Position: | Back-row |
| Repyears1: | 2023– |
| Repcaps1: | 1 |
| Reppoints1: | 0 |
Sione Maile Tupou (born 25 May 1994) is a Tongan international rugby union player.
A back-row forward, Tupou captains Tonga in rugby sevens.[1] He led the team at the 2022 Rugby World Cup Sevens and 2022 Commonwealth Games, where he was a flag bear for Tonga in the Parade of Nations.[2]
Tupou made his debut for the Tonga XV in a 2023 Test against Canada in Nukuʻalofa.[3]