>
Surname Ploykhao (Ploykhao
) , around the world, is a very rare cognomen. The cognomen Ploykhao is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ploykhao | United States, Thailand |
Pichet, Nissai, Nittha, Chittawan, and Chonlakorn