Cognomen Viljoen (Viljoen 
) , across the world, is a common last name. The surname Viljoen is habitual in Sub-Saharan Africa, particularly Namibia, where it is quite a common surname, South Africa, and Lesotho, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Sub-Saharan Africa, particularly South Africa, Namibia, and Zambia.
| VARIANT | COUNTRY |
|---|---|
| Viljoen | Australia, Zambia, South Africa, United Kingdom, Namibia |
|
jan viljoen South African military personnel (1812-1893), ZA (b. 1812) |
|
|
antonie viljoen afrikaner politician and farmer, ZA (b. 1858) |
|
|
benjamin johannes viljoen South African general, MX (b. 1869) |
|
| petrus viljoen ZA (b. 1820) |
|
|
|
johannes hendrikus viljoen South African politician (1893-1957), ZA (b. 1893) |
|
|
johannes viljoen South African athlete, ZA (b. 1904) |
|
|
ken viljoen South African cricketer (1910-1974), ZA (b. 1910) |
|
| willem jacobus viljoen (b. 1869) |
|
|
|
christo viljoen ZA (b. 1937) |
|
| barend viljoen South African air force general, ZA (b. 1908) |
|
|
| alet viljoen South African writer, ZA (b. 1911) |
|
|
| marietjie viljoen (1917-2005), ZA (b. 1917) |
|
|
| gerrit viljoen South African politician, ZA (b. 1926) |
|
|
|
frans viljoen South African rugby union footballer, ZA (b. 1982) |
|
|
sunette viljoen South African cricketer and javelin thrower, ZA (b. 1983) |
|