Cognomen 夏默 (夏默 
, Shimer 
, Sciama 
) , across the world, is quite a rare family name. The cognomen 夏默 is habitual in the United States, where it is a rare surname, New Zealand, and the United Kingdom. Measured by absolute frequency, it most frequently occurs in the United States, the United Kingdom, and Italy. Much less frequently, 夏默 is the forename as well as the last name.