| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Marthinus Wilhelminus S.•Theunissen |
| Used name | Marthinus•Theunissen |
| Born | 13 May 1911 in Standerton, Mpumalanga (RSA) |
| Died | 31 July 1983 in Durban, KwaZulu-Natal (RSA) |
| Measurements | 188 cm / 75 kg |
| NOC | South Africa |
Marthinus Theunissen had the following podium finishes at major championships: 2nd in the 1934 British Empire Games 100 yards, 2nd in the 1934 British Empire Games 220 yards.
Personal Bests: 100 – 10.6 (1936); 200 – 21.0y (1935).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1936 Summer Olympics | Athletics | RSA |
Marthinus Theunissen | |||
| 100 metres, Men (Olympic) | 4 h3 r2/4 | |||||
| 200 metres, Men (Olympic) | 4 h2 r3/4 | |||||
| 4 × 100 metres Relay, Men (Olympic) | South Africa | 3 h1 r1/2 |