Cognomen באב (Bab 
, Babb 
, באב 
) , throughout the world, is a common family name. The family name באב is habitual in Latin America and the Caribbean, particularly Barbados, where it is a common surname, Trinidad and Tobago, where it is quite a common surname, and Belize. In absolute terms, it is commonest in the United States, China, and Pakistan. Much less frequently, באב is the forename as well as the last name.