All over the world, 基森 (Keithen 
, 基森 
, Keysen 
) is a rare predominantly male, but very infrequently female forename. The first name 基森 is characteristic of the United States, where it is a very rare predominantly masculine, but very infrequently feminine name, and China, where it is an extremely rare masculine name. Very seldom, 基森 is the last name as well as the forename.