Surname 加辉 (Jiahui 
, 加辉 ) , across the world, is quite a rare family name. The cognomen 加辉 is habitual in Singapore, where it is quite a rare surname, Malaysia, where it is a rare surname, and Hong Kong. Measured by absolute frequency, it most frequently occurs in China, Malaysia, and Singapore. Much more frequently, 加辉 is the forename as well as the last name.