Surname เลิศวิริยกิจ (เลิศวิริยกิจ 
) , around the world, is an extremely rare last name. The surname เลิศวิริยกิจ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เลิศวิริยกิจ | Thailand |