Last name Mazu (Mazu 
, مازو 
) , all over the world, is quite a rare family name. The cognomen Mazu is characteristic of Benin, where it is quite a rare surname, Nigeria, where it is a rare surname, and Chile. Measured by absolute frequency, it is commonest in Nigeria, Benin, and Bangladesh. Likewise, Mazu is the forename as well as the last name.