Last name Рихман (Rihman 
, Рихман 
, Richmann 
) , throughout the world, is quite a rare family name. The family name Рихман is habitual in Trinidad and Tobago, where it is quite a rare surname, Germany, where it is a rare surname, and Switzerland. Not in comparison with a country's population, it is commonest in Germany, Pakistan, and the United States. Much less frequently, Рихман is the forename as well as the last name.