| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Karl Gunnar Alfred•Karlsson-Tjörnebo |
| Used name | Gunnar•Karlsson-Tjörnebo |
| Nick/petnames | Sösdala |
| Born | 23 March 1927 in Tjörnarp, Höör, Skåne (SWE) |
| Died | 15 March 2009 in Helsingborg, Skåne (SWE) |
| Measurements | 176 cm / 68 kg |
| Affiliations | IFK Växjö, Växjö (SWE) / IFK Helsingborg, Helsingborg (SWE) |
| NOC | Sweden |
Personal Best: 3000S – 8:41.2 (1961).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Athletics | SWE |
Gunnar Karlsson | |||
| 3,000 metres Steeplechase, Men (Olympic) | 12 | |||||
| 1956 Summer Olympics | Athletics | SWE |
Gunnar Tjörnebo | |||
| 3,000 metres Steeplechase, Men (Olympic) | 6 h2 r1/2 | |||||
| 1960 Summer Olympics | Athletics | SWE |
Gunnar Tjörnebo | |||
| 3,000 metres Steeplechase, Men (Olympic) | 5 |