Last name Kiên Trung (Kiên Trung 
) , across the world, is an extremely rare surname. The last name Kiên Trung is habitual in South-eastern Asia, particularly Vietnam, where it is an extremely rare surname. Predominantly, Kiên Trung is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kiên Trung | Japan, Vietnam |