Stadium: Court 3 Round: 25
| ITF Cameroon F2 | 2018/12/07 10:00 | Doumbia, Sadio v Skander Mansouri | 4-6,4-6 |
| ITF Cameroon F2 | 2018/12/06 08:30 | Doumbia, Sadio v Mitjana, Leny | 6-3,7-5 |
| ITF Cameroon F2 | 2018/12/05 08:30 | Doumbia, Sadio v Anand, Kunal | 6-3,6-4 |
| ITF Cameroon F2 | 2018/12/04 08:30 | Doumbia, Sadio v Forchap, David Chaplefeh | 6-4,6-0 |
| ITF Cameroon F1 | 2018/11/29 09:50 | Doumbia, Sadio v Sao Thiago, Igor | 3-6,5-7 |
| ITF Cameroon F1 | 2018/11/28 09:40 | Doumbia, Sadio v Bushamuka, William | 6-1,6-2 |
| Challenger Canberra 2 | 2018/10/31 00:35 | Doumbia, Sadio v Grills, Jacob | 6-7,6-3,3-6 |
| Challenger Canberra 2 | 2018/10/29 01:55 | Thomas Fancutt v Doumbia, Sadio | 6-4,4-6,2-6 |
| ITF Tunisia F44 | 2018/12/10 08:30 | Maiga, Riccardo v Gueydan, Quentin | 6-4,6-1 |
| ITF Tunisia F44 | 2018/12/08 10:00 | Maiga, Riccardo v Tadija Radovanovic | 6-1,6-1 |
| ITF Tunisia F43 | 2018/12/04 08:50 | Vilardo, Francesco v Maiga, Riccardo | 6-1,6-3 |
| ITF Estonia F3 | 2018/11/06 10:35 | Podzus, Martins v Maiga, Riccardo | 6-1,6-4 |
| ITF Estonia F2 | 2018/11/01 13:55 | Maiga, Riccardo v Manafov, Vladyslav | 6-7,6-3,1-6 |
| ITF Estonia F2 | 2018/10/31 14:35 | Podzus, Janis v Maiga, Riccardo | 4-6,4-6 |
| ITF Estonia F2 | 2018/10/30 14:05 | Maiga, Riccardo v Weightman, Oscar | 4-6,6-3,6-3 |
| ITF Israel F13 | 2018/10/10 10:10 | Maiga, Riccardo v Luca Castelnuovo | 7-5,6-3 |