| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Johannes Theodor•Klem |
| Used name | Theodor•Klem |
| Nick/petnames | Thea |
| Born | 20 January 1889 in Oslo, Oslo (NOR) |
| Died | 15 July 1963 in Oslo, Oslo (NOR) |
| Affiliations | Christiania Roklub, Oslo (NOR) |
| NOC | Norway |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 2 |
| Total | 2 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1912 Summer Olympics | Rowing | NOR |
Theodor Klem | |||
| Coxed Fours, Outriggers, Men (Olympic) | Kristiania Roklub | =3 | Bronze | |||
| 1920 Summer Olympics | Rowing | NOR |
Theodor Klem | |||
| Coxed Fours, Men (Olympic) | Norway | 3 | Bronze |