Northern Eastern Sudanic languages

┗ Nubian languages

　: Nobiin language

Southern Eastern Sudanic languages

┗ Nilotic languages

　┣ Eastern Nilotic languages

　┃: Maasai language

　┃

　┗ Western Nilotic languages

　　┣ Dinka–Nuer

　　┃: Dinka language, Nuer language

　　┃

　　┗ Luo languages

　　　┗ Southern Luo language

　　　　: Alur language, Acholi dialect