Last name Ngengo (Ngengo 
) , all over the world, is a rare family name. The family name Ngengo is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname, Angola, and South Africa, where it is a very rare surname. In absolute terms, it most frequently occurs in the Democratic Republic of the Congo, Angola, and Indonesia. Much less frequently, Ngengo is the forename as well as the last name.