Last name קייב (Cave 
, קייב 
) , throughout the world, is a common cognomen. The family name קייב is characteristic of Barbados, where it is quite a common surname, Grenada, and the United Kingdom, where it is quite a rare surname. In absolute terms, it is commonest in the United States, the United Kingdom, and France. Much less frequently, קייב is the forename as well as the last name.