Surname Machama (Machama 
) , all over the world, is a rare cognomen. The cognomen Machama is habitual in Tanzania, where it is a rare surname, Argentina, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Tanzania, India, and Nigeria. Very seldom, Machama is the forename as well as the last name.