Cognomen นกแขก (นกแขก 
) , throughout the world, is an extremely rare family name. The cognomen นกแขก is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, นกแขก is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นกแขก | Thailand |
ขอนทอง, พวงผกา, and สังขพิทักษ์