Family name Thúc (Thúc 
) , in the entire world, is a very rare last name. The cognomen Thúc is characteristic of South-eastern Asia, particularly Vietnam, where it is a very rare surname. Also, Thúc is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thúc | Vietnam |
| thụ thúc |
|