Family name Pashen (Pashen 
) , all around the world, is a rare cognomen. The last name Pashen is habitual in Australia, where it is a rare surname, the United Kingdom, where it is a very rare surname, and New Zealand. Measured by absolute frequency, it is the most numerous in Australia, the United States, and the United Kingdom. Likewise, Pashen is the forename as well as the last name.