Family name หมูขาว (หมูขาว 
, Piwkhow 
) , in the entire world, is a very rare cognomen. The family name หมูขาว is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| หมูขาว | Thailand |
| Piwkhow | United States, Thailand |