In the entire world, Fostin (Fostin 
) is a rare principally boy's, but very seldom girly first name. The first name Fostin is habitual in Cameroon, where it is quite a rare male name, the Dominican Republic, where it is a rare male name, and Tanzania. Measured by absolute frequency, it most frequently occurs in Cameroon, Tanzania, and India. Very seldom, Fostin is the last name as well as the forename.