Fenja \f(e)-nja, fen-ja\ as a girl's name is a variant of Fenia. See for origin and meaning of Fenja.
The baby name Fenja sounds like Vanija and Vangy. Other similar baby names are Fenya, Hanja, Anja, Fania, Fanya, Fina, Fuenta, Sonja, Tanja, Venna, Vena and Venia.