Cognomen Markong (Markong 
) , throughout the world, is a very rare surname. The cognomen Markong is habitual in Thailand, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Very seldom, Markong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Markong | India, Thailand, Nigeria, Philippines |