Cognomen שרח (Serah 
, שרח 
) , worldwide, is a common surname. The cognomen שרח 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. Likewise, שרח is the forename as well as the last name.