Cognomen مويلا (Muela 
, Mwela 
, Mouila 
) , around the world, is a common surname. The surname مويلا is habitual in the Democratic Republic of the Congo, where it is quite a common surname, Zambia, and Uruguay, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, Zambia, and Tanzania. Very seldom, مويلا is the forename as well as the last name.