Family name บิด (Bit 
, Twist 
, บิด 
) , in all the world, is a common last name. The cognomen บิด is habitual in Ghana, where it is quite a rare surname, the United Kingdom, and New Zealand. In absolute terms, this name is the most popular in India, the United Kingdom, and the United States. Much less frequently, บิด is the forename as well as the last name.