Last name แสงวาณิชย์ (แสงวาณิชย์ 
) , in all the world, is an extremely rare cognomen. The cognomen แสงวาณิชย์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, แสงวาณิชย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| แสงวาณิชย์ | Thailand |