Last name ตะโคตร (Bastard 
, ตะโคตร 
) , in the entire world, is quite a rare cognomen. The cognomen ตะโคตร is habitual in France, where it is quite a rare surname, Czechia, where it is a rare surname, and Indonesia. Measured by absolute frequency, it is commonest in France, Indonesia, and Thailand. Very seldom, ตะโคตร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bastard | Mexico, Spain, Indonesia, Argentina, France |
| ตะโคตร | Thailand |