| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Karl-Gustav•von Alfthan | |
| Used name | Karl-Gustav•von Alfthan | |
| Nick/petnames | Aatu, Affe | |
| Born | 18 February 1945 in Helsinki, Uusimaa |  FIN |
| Measurements | 186 cm / 75-76 kg | |
| NOC | Finland | FIN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Canoe Sprint (Canoeing) | FIN |
Karl-Gustav von Alfthan | |||
| Kayak Doubles (K2), 1,000 metres, Men (Olympic) | Heikki Mäkelä | |||||
| Kayak Fours (K4), 1,000 metres, Men (Olympic) | Finland | 5 |
