Last name 蔡帆 (蔡帆 
) , in the world, is a very rare cognomen. The cognomen 蔡帆 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 蔡帆 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 蔡帆 | China |