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Surname Vianney (Vianney , 維尼 , Вианне) , around the globe, is a common last name. The cognomen Vianney is habitual in Sub-Saharan Africa, particularly Rwanda, where it is quite a common surname, Gabon, where it is quite a rare surname, and Burundi. Not in comparison with a country's population, this name is the most popular in Mexico, Rwanda, and Uganda. More frequently, Vianney is the forename as well as the last name.