Last name Mahtaj (Mahtaj 
, Махтай 
) , across the world, is a rare cognomen. The last name Mahtaj is habitual in Morocco, where it is a rare surname, Pakistan, where it is a very rare surname, and Ukraine. In absolute terms, it is commonest in Morocco, Pakistan, and India. Likewise, Mahtaj is the forename as well as the last name.