Born in Etterbeek to Moroccan parents, Fellaini played youth football for Anderlecht, R.A.E.C. Mons, Royal Francs Borains and Charleroi S.C. before joining Standard Liège.
Fellaini was born in Etterbeek to Moroccan parents. Fellaini played youth football for Anderlecht before. Fellaini played youth football for R.A.E.C. Mons before. Fellaini played youth football for Royal Francs Borains before. Fellaini played youth football for Charleroi S.C. before. Fellaini was joining Standard Liège.