| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Karl August•Wallenborg |
| Used name | Karl•Wallenborg |
| Born | 12 May 1875 in Tystberga, Nyköping, Södermanland (SWE) |
| Died | 16 January 1962 in Stockholm, Stockholm (SWE) |
| Affiliations | Stockholms SkarpSF, Stockholm (SWE) |
| NOC | Sweden |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1912 Summer Olympics | Shooting | SWE |
Karl Wallenborg | |||
| Military Rifle, Three Positions, 300 metres, Men (Olympic) | 83 | |||||
| Military Rifle, Any Position, 600 metres, Men (Olympic) | 11 |