Surname Hamaca (Amaka 
, Maca 
, Hamaca 
) , in all the world, is a common cognomen. The cognomen Hamaca is characteristic of Nigeria, where it is quite a common surname, Bosnia and Herzegovina, where it is quite a rare surname, and Fiji. Not in comparison with a country's population, it is commonest in Nigeria, Philippines, and India. Also, Hamaca is the forename as well as the last name.