| Official Name: | Missão Tiriyó |
| Other Name: | Tawainen |
| Pushpin Map: | Pará#Brazil |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Brazil |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | State |
| Subdivision Name1: | Pará |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Óbidos |
| Population As Of: | 2016 |
| Population Total: | 495 |
| Population Blank1 Title: | Ethnicities |
| Coordinates: | 2.2317°N -55.9608°W |
Missão Tiriyó, sometimes also known by its native name Tawainen is an indigenous Tiriyó village situated near the headwaters of the Western Paru River in Brazil, near the border with Suriname. The Surinamese village of Sipaliwini Savanna can be reached by an unpaved path.[1]
In June 2016, there were 97 inhabitants of the old mission (Missão Velha), all of whom were Tiriyó. The new mission (Missão Nova) had 398 inhabitants in total, of whom 360 were Tiriyó, 21 were Kaxuyana, and 15 were Aparai.[2]