Last name ברנבא (Barnabas 
, ברנבא 
) , in the world, is a common family name. The cognomen ברנבא is characteristic of Sub-Saharan Africa, particularly Tanzania, where it is quite a common surname, Nigeria, and Namibia, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Sub-Saharan Africa, particularly Nigeria, Tanzania, and Ghana. Likewise, ברנבא is the forename as well as the last name.