Surname Chenan (晨安 
, 陈安 , Chenan 
) , all around the world, is a rare cognomen. The surname Chenan is habitual in Mauritania, where it is quite a rare surname, Algeria, where it is a rare surname, and Morocco. Not in comparison with a country's population, it most frequently occurs in China, Mauritania, and Algeria. More prevalently, Chenan is the forename as well as the last name.