| Headercolor: | lightblue |
| Ioannis Petrou | |
| Nationality: | Greek |
| Birth Date: | 10 August 1996 |
| Birth Place: | Thessaloniki, Greece |
| Height: | 186cm |
| Weight: | 73kg |
| Sport: | Rowing |
| Worlds: | 2nd and 3rd place (world rowing championships U23, 2015 and 2016) |
| Olympics: | 6th place Olympic Games 2016 |
Ioannis Petrou (born 10 August 1996 in Thessaloniki) is a Greek competitive rower.
He competed at the 2016 Summer Olympics in Rio de Janeiro, in the men's lightweight coxless four, finishing in the 6th place.[1]