Cognomen ลาภจงประเสริฐ (ลาภจงประเสริฐ 
) , in all the world, is a very rare family name. The last name ลาภจงประเสริฐ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ลาภจงประเสริฐ | Thailand |