| Sylvester Madut Abraham | |
| Alias: | Rinytiny |
| Birth Date: | 2 March 1933 |
| Birth Place: | Wanyjok, Anglo-Egyptian Sudan |
| Occupation: | Peace Process Educationist |
| Years Active: | 1990—present |
| Nationality: | South Sudanese |
| Citizenship: | South Sudanese |
| Known For: | Peaceful Co-existence |
| Director General Teacher | |
Sylvester Madut Abraham Ayuel Kiir (born 2 March 1933), professionally known as Sylvester Madut Abraham, also known as Madut Aluk, is a South Sudanese educationist who taught in many schools in the United Sudan. He served as an educational director-general of the Ministry of Education of Aweil in 2010.[1]
Sylvester attended the graduation ceremony of the Teacher Training Centre on 6 December 2006, which was organised by the Ananda Marga Universal Relief Team (AMURT).[2] He had been working with AMURT in Malualkhon, Wanyjok, South Sudan.