Cognomen 菲奥娜 (Fiona 
, 菲奥娜 ) , throughout the world, is a common family name. The family name 菲奥娜 is habitual in Guadeloupe, where it is quite a common surname, Macao, where it is quite a rare surname, and Hong Kong. Not in comparison with a country's population, it is the most numerous in Indonesia, Uganda, and China. Predominantly, 菲奥娜 is the forename as well as the last name.