Family name Usken (Ускен 
, Usken 
) , all around the world, is a rare last name. The last name Usken is habitual in Norway, where it is quite a rare surname, Kyrgyzstan, where it is a very rare surname, and Kazakhstan. Measured by absolute frequency, it is commonest in Norway, the United States, and Kyrgyzstan. Also, Usken is the forename as well as the last name.