| Full Name: | Nicolaas Hendrik Christiaan de Jong Theunissen | |
| Born: | 4 May 1867 in Colesburg, Cape Colony, South Africa | |
| Died: | 9 November 1929 in Willemsdal, Transvaal, South Africa | |
| Batting: | Right-hand batsman | |
| Bowling: | Right-arm fast | |
| Test Debut: | South Africa v England at Newlands, Cape Town - 25, 26 March 1889 | |
| Last Test: | South Africa v England at Newlands, Cape Town - 25, 26 March 1889 |
| Mat | Inns | NO | Runs | Avg | HS | 50s | 100s | 0s | 4s | 6s | ct | st |
| 1 | 2 | 1 | 2 | 2.00 | 2* | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Balls | Runs | Wkts | BB | Avg | Econ | SR | 4 W | 5 W | 10 W |
| 80 | 51 | 0 | 0/51 | 0.00 | 3.82 | 0.00 | 0 | 0 | 0 |
| Recent scores: | 0, 2* | |
| Modes of dismissal: | lbw (1), | |
| Dismissed most by: | Johnny Briggs 1, | |
| More player stats: | Batting Analysis | Bowling Analysis |
