Last name קירבי (Kirby 
, קירבי 
) , in the entire world, is a common cognomen. The surname קירבי is characteristic of Saint Vincent and the Grenadines, where it is quite a common surname, Antigua and Barbuda, and Isle of Man (explore the name in all countries). In absolute terms, it is the most numerous in the United States, the United Kingdom, and Australia. Very seldom, קירבי is the forename as well as the last name.