Cognomen มาร์คัส (มาร์คัส 
, Makhat 
, Markusa 
) , in the world, is a very rare surname. The family name มาร์คัส is habitual in Latvia, where it is a rare surname, Kazakhstan, and Canada, where it is a very rare surname. Measured by absolute frequency, it is commonest in Kazakhstan, India, and Latvia. More frequently, มาร์คัส is the forename as well as the last name.