Family name Serah (Serah 
, שרח 
, Sérah 
) , in the world, is a common last name. The family name Serah is habitual in Sub-Saharan Africa, particularly Nigeria, where it is quite a common surname, Cameroon, where it is quite a rare surname, and Kenya. Not in comparison with a country's population, it is commonest in Nigeria, Kenya, and Indonesia. Also, Serah is the forename as well as the last name.