Family name 王仁 (Wani 
, 王仁 
) , in the entire world, is a widespread surname. The cognomen 王仁 is habitual in South Sudan, where it is quite a common surname, Brunei, and Papua New Guinea. Not in comparison with a country's population, it is the most numerous in India, Indonesia, and Malaysia. Much less frequently, 王仁 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wani | South Sudan, India, Sudan, Indonesia, Malaysia |
| 王仁 | China |