| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Giorgos•Tziallas | |
| Used name | Giorgos•Tziallas | |
| Original name | Γιώργος•Τζιάλλας | |
| Born | 14 July 1987 in Ioannina, Epeiros |  GRE |
| Measurements | 189 cm / 91 kg | |
| Affiliations | NO Ioannina — Ioannina, Epeiros | GRE |
| NOC | Greece | GRE |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2012 Summer Olympics | Rowing | GRE |
Giorgos Tziallas | |||
| Coxless Fours, Men (Olympic) | Greece | 4 | ||||
| 2016 Summer Olympics | Rowing | GRE |
Giorgos Tziallas | |||
| Coxless Fours, Men (Olympic) | Greece | 8 |
