Family name 蔚沁 (蔚沁 
) , across the world, is a very rare surname. The family name 蔚沁 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 蔚沁 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 蔚沁 | China |