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Family name Rogerius (Ruggero , Rogério , Rogier ) , across the world, is quite a common cognomen. The family name Rogerius is habitual in Reunion, where it is quite a common surname, Italy, where it is quite a rare surname, and Belgium. Not in comparison with a country's population, it most frequently occurs in Italy, France, and the United States. More prevalently, Rogerius is the forename as well as the last name.