| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Ioannis•Karalogos | |
| Used name | Ioannis•Karalogos | |
| Original name | Ιωάννης•Καραλογος | |
| Born | 27 September 1949 | |
| Measurements | 180 cm / 78 kg | |
| Affiliations | Ethnikos GS — Athina (Athens), Attiki |  GRE |
| NOC | Greece | GRE |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Water Polo (Aquatics) | GRE |
Ioannis Karalogos | |||
| Water Polo, Men (Olympic) | Greece | =13 |
