Last name Lerdwilai (Lerdwilai 
) , worldwide, is a very rare cognomen. The cognomen Lerdwilai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, Lerdwilai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lerdwilai | United States, Thailand |