Cognomen Портман (Portman 
, Hershlag 
, Портман 
) , around the world, is quite a rare family name. The family name Портман is habitual in Northern Europe, particularly Isle of Man, where it is quite a rare surname, the United Kingdom, and Finland. In absolute terms, it is commonest in the United States, the United Kingdom, and Canada. Much less frequently, Портман is the forename as well as the last name.