Family name Tan-Awan (Tan-Awan 
) , all around the world, is a very rare last name. The last name Tan-Awan is characteristic of South-eastern Asia, particularly Philippines, where it is a very rare surname. Parts of the name also exists independently as a last name Tan, and a last name Awan.
| VARIANT | COUNTRY |
|---|---|
| Tan-Awan | Philippines |