| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | János•Rátkai |
| Used name | János•Rátkai |
| Born | 30 May 1951 in Kunszentmiklós, Bács-Kiskun (HUN) |
| Measurements | 177 cm / 78 kg |
| Affiliations | Csepel SC, Budapest (HUN) / BHSE, Budapest (HUN) |
| NOC | Hungary |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 0 |
| Total | 1 |
János Rátkai had the following podium finishes at the Flatwater World Championships: 1st 1973 K2 1000 m (with József Deme), 1st 1973 K4 1000 m (with József Deme, Csongor Vargha, and Csaba Giczy), 2nd 1973 K2 500 m (with József Deme), 2nd 1974 K2 500 m (with József Deme), 2nd 1977 K4 10000 m (with Csaba Giczy, István Joós, and the non-Olympian Iván Herczeg), 3rd 1974 K4 1000 m (with József Deme, Csaba Giczy, and Csongor Vargha), 3rd 1975 K2 1000 m (with József Deme), 3rd 1975 K4 1000 m (with Zoltán Bakó, Géza Csapó, and József Deme).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Canoe Sprint (Canoeing) | HUN |
János Rátkai | |||
| Kayak Doubles, 1,000 metres, Men (Olympic) | József Deme | 2 | Silver | |||
| 1976 Summer Olympics | Canoe Sprint (Canoeing) | HUN |
János Rátkai | |||
| Kayak Doubles, 500 metres, Men (Olympic) | József Deme | 5 | ||||
| Kayak Fours, 1,000 metres, Men (Olympic) | Hungary | 8 | ||||
| 1980 Summer Olympics | Canoe Sprint (Canoeing) | HUN |
János Rátkai | |||
| Kayak Fours, 1,000 metres, Men (Olympic) | Hungary | 5 |