Throughout the world, 蔡娟 (蔡娟 
) is a rare girly given name. The forename 蔡娟 is habitual in Eastern Asia, particularly China, where it is an extremely rare female name. Very seldom, 蔡娟 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 蔡娟 | China |