| Athanassios Kalogiannis | |
| Nationality: | Greek |
| Birth Date: | 10 September 1965 |
| Birth Place: | Volos, Greece |
| Height: | 193 cm |
| Weight: | 80 kg |
| Country: | Greece |
| Pb: | 48.80 |
Athanassios Kalogiannis (10 September 1965 – 23 October 2017) was a Greek Olympic hurdler. He represented his country in the men's 400 metres hurdles at the 1992 Summer Olympics, as well as in the men's 400 metres hurdles at the 1984 Summer Olympics. His time was a 51.27 in 1984, and a 49.52 in 1992.[1]
After retiring from the sport, he worked as a fashion photographer. He died on 23 October 2017, from a pulmonary edema.[2]