| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Theunis Johannes•Jonck | |
| Used name | Theunis•Jonck | |
| Nick/petnames | Boet | |
| Born | 24 January 1926 | |
| Died | 6 April 2012 (aged 86 years 2 months 13 days) in Cape Town, Western Cape |  RSA |
| Measurements | 89 kg | |
| NOC | South Africa | RSA |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Weightlifting | RSA |
Theunis Jonck | |||
| Middle-Heavyweight, Men (Olympic) | 8 |
