Family name ต้าน (Tan 
, ต้าน) , all over the world, is a prevalent surname. The cognomen ต้าน is habitual in Singapore, where it is a prevalent surname, Malaysia, where it is a widespread surname, and Bermuda (explore the name in all countries). In absolute terms, it most frequently occurs in China, Malaysia, and Singapore. Much less frequently, ต้าน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tan | Philippines, Singapore, Indonesia, Malaysia, China |