Last name Pyrrhon (Пирон 
, Pyrrhon 
) , around the globe, is a very rare cognomen. The last name Pyrrhon is habitual in Belgium, where it is a very rare surname, Russia, and Kazakhstan. Not in comparison with a country's population, it most frequently occurs in Russia, the United States, and Belgium. Much less frequently, Pyrrhon is the forename as well as the last name.