| Headercolor: | lightblue |
| Theo Piniau | |
| Birth Date: | 8 June 1993 |
| Birth Place: | Kokopo |
| Sport: | Athletics |
| Event: | Sprints |
| Height: | 1.72 m |
| Weight: | 61 kg |
| Updated: | 23 August 2016 |
Theo Piniau (born 8 June 1993) is a Papua New Guinean track and field athlete.[1] At the 2016 Summer Olympics he competed in the Men's 200 m.