Surname Floccus (Floc 
, Flok 
, Floccus) , across the world, is a rare last name. The last name Floccus is habitual in Czechia, where it is a rare surname, France, and Hungary. Measured by absolute frequency, this name is the most popular in France, Czechia, and the United States. Very seldom, Floccus is the forename as well as the last name.