Family name Ричен (Richen 
, Ричен 
) , around the world, is a rare cognomen. The surname Ричен is characteristic of France, where it is a rare surname, South Africa, where it is a very rare surname, and Australia. Measured by absolute frequency, it is the most numerous in France, the United States, and Brazil. Likewise, Ричен is the forename as well as the last name.