William Tonji N'Gounou (haife 31 Yuli 1983) ne a Nijar ritaya ƙwallon da suka buga a matsayin ɗan wasan . N'Gounou ya buga wa Kwalejin Wasanni ta Kadji, AS FAN, FC Rosengård, IF Limhamn Bunkeflo da KSF Prespa Birlik . Ya fara buga wa ƙasarsa ta farko tamaula a Nijar a shekara ta 2011, kuma ya bayyana a gare su a wasannin share fage na Kofin Duniya na FIFA. An zaɓe shi a 2012 domin shiga gasar cin kofin Afrika, ƙwallayen Nijar ta farko har abada, kuma zuwa ranar, kawai, makasudin a gasar tarihi a kan Tunisia a 1-2 hasãra. William N'Gounou – FIFA competition record "Debutants Niger name Africa Cup of Nations squad". BBC Sport. 11 January 2012. Retrieved 30 January 2012. John Bennett (29 January 2012). "Niger history-maker Tonji Ngounou looks to future". BBC Sport. Retrieved 30 January 2012.