Last name Lertphong (Lertphong 
) , around the globe, is an extremely rare family name. The cognomen Lertphong is habitual in Australia and New Zealand, particularly Australia, where it is a very rare surname. More prevalently, Lertphong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lertphong | Australia, Thailand |