Cognomen ซีบี (Sibi 
, Seabe 
, ซีบี 
) , in all the world, is quite a common last name. The surname ซีบี is characteristic of Botswana, where it is quite a common surname, Gambia, and United Arab Emirates, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in the Democratic Republic of the Congo, India, and South Africa. More prevalently, ซีบี is the forename as well as the last name.