Surname 竞臣 (竞臣 
) , around the globe, is a very rare last name. The last name 竞臣 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 竞臣 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 竞臣 | China |