| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Karl Gunnar•Källström |
| Used name | Gunnar•Källström |
| Born | 26 June 1908 in Turku, Varsinais-Suomi (FIN) |
| Died | 23 January 1972 (aged 63 years 6 months 27 days) in Helsinki, Uusimaa (FIN) |
| Affiliations | Airisto Segelsällskap, Turku (FIN) |
| NOC |  Finland |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Sailing | FIN |
Gunnar Källström | |||
| One-Person Heavyweight Dinghy, Men (Olympic) | 19 |
