| Full name: | Kenneth George Viljoen |
| Born: | 14th May 1910, Windsorton, Cape Province, South Africa |
| Died: | 21st January 1974, Krugersdorp, Transvaal, South Africa |
| Batting: | Right-hand batter |
| Bowling: | Right-arm (unknown style) |
| Relations: | Brother: SF Viljoen |
| Teams: | South Africa (Test: 1930/31-1948/49); Griqualand West (Main FC: 1926/27-1930/31); Orange Free State (Main FC: 1933/34-1935/36); Transvaal (Main FC: 1936/37-1948/49); All teams |
| Lists of matches and more detailed statistics | |
| Test Career Batting and Fielding (1930/31-1948/49) | ||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | Ct | ||
| South Africa | 27 | 50 | 2 | 1365 | 124 | 28.43 | 2 | 9 | 5 | |
| Test Career Bowling (1930/31-1948/49) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM | SRate | Econ | |
| South Africa | 48 | 1 | 23 | 0 | 0-10 | 2.87 | ||||
| First-Class Career Batting and Fielding (1926/27-1948/49) | ||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | Ct | ||
| Overall | 133 | 209 | 25 | 7964 | 215 | 43.28 | 23 | 30 | 50 | |
| First-Class Career Bowling (1926/27-1948/49) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM | SRate | Econ | |
| Overall | 1820 | 63 | 722 | 29 | 4-23 | 24.89 | 0 | 0 | 62.75 | 2.38 |