Cognomen บิดร (Twist 
, Bidon 
, บิดร 
) , worldwide, is a common last name. The last name บิดร is characteristic of Ghana, where it is quite a rare surname, France, and the United Kingdom. Measured by absolute frequency, it is commonest in France, the United Kingdom, and the United States. Much less frequently, บิดร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Twist | United Kingdom, Egypt, Ghana, United States, France |
| Bidon | United Kingdom, Morocco, Philippines, United States, France |
| Bidakerd, บิดร | Thailand |