Surname Laemthongswat (Laemthongswat 
) , all around the world, is an extremely rare last name. The family name Laemthongswat is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Laemthongswat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Laemthongswat | China, Thailand, United States |