Globally, คำเพียร (Khampian 
, Khampien 
, Khamphian ) is an extremely rare boy's forename. Very seldom, คำเพียร is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Khampian | Laos, Thailand |
| Khampien | Laos, United States, Thailand, France |
| Khamphian | Thailand, United States |