| ITF Zimbabwe F1 | 05/27 08:00 | 54 | Jan Jermar v Sylvester Emmanuel | 3-6,7-6,2-6 | |
| ITF Zimbabwe F1 | 05/26 08:00 | 54 | Sylvester Emmanuel v Tarun Anirudh Chilakalapudi | 6-2,6-2 | |
| ITF Uganda F4 Qual | 05/22 06:00 | 25 | S D Prajwal Dev v Sylvester Emmanuel | 6-2,6-0 | |
| ITF Uganda F4 Qual | 05/20 07:00 | 54 | Sylvester Emmanuel v Yacoub Makzoume | 7-6,6-2 | |
| ITF Uganda F3 | 05/13 06:00 | 54 | Niklas Johansson v Sylvester Emmanuel | 6-0,7-6 | |
| ITF Uganda F3 | 05/12 07:00 | 54 | Matt McBride v Sylvester Emmanuel | 6-0,6-7,2-6 | |
| ITF Nigeria F3 | 04/30 09:00 | 25 | Sylvester Emmanuel v Tom Jomby | 3-6,6-4,4-6 | |
| ITF Nigeria F2 Qual | 04/22 10:25 | 54 | Alexis Klegou v Sylvester Emmanuel | 6-1,7-6 | |
| ITF Nigeria F2 Qual | 04/21 13:30 | 54 | Sizya Ernest Kivanda v Sylvester Emmanuel | 6-7,6-7 | |
| ITF Nigeria F1 | 04/17 14:10 | 25 | Sylvester Emmanuel v Ronnie Schneider | 2-6,3-6 | |
| ITF Nigeria F1 | 04/15 10:00 | 54 | Giovani Samaha v Sylvester Emmanuel | 4-6,5-7 | |
| ITF Nigeria F1 | 04/14 10:00 | 54 | Adebola Obasoto v Sylvester Emmanuel | 1-6,2-6 | |
| ITF Spain F31 Qual | 09/25 07:30 | 46 | Javier Barranco Cosano v Sylvester Emmanuel | 6-0,6-2 | |
| ITF Spain F31 Qual | 09/24 07:30 | 45 | Loick Bruandet v Sylvester Emmanuel | 5-7,3-6 | |
| ITF Spain F30 | 09/19 08:30 | 25 | Viktor Durasovic v Sylvester Emmanuel | 6-4,7-6 | |
| ITF Spain F30 Qual | 09/18 08:30 | 62 | Sylvester Emmanuel v Carlos Fernandez-Espinar | 6-4,5-7,5-7 | |
| ITF Spain F30 Qual | 09/17 13:30 | 62 | Sylvester Emmanuel v Carlos Fernandez-Ventura | 6-0,6-1 | |
| ITF Spain F29 | 09/12 10:55 | 25 | Franco Agamenone v Sylvester Emmanuel | 6-2,6-1 | |
| ITF Spain F29 Qual | 09/11 08:00 | 62 | Adria Mas Mascolo v Sylvester Emmanuel | 7-6,6-1 | |
| ITF Spain F29 Qual | 09/10 08:00 | 62 | William Ma v Sylvester Emmanuel | 5-7,0-6 | |
| ITF Spain F27 | 08/28 08:00 | 25 | Alexis Klegou v Sylvester Emmanuel | 6-3,6-2 | |
| Davis Cup | 07/22 11:10 | - | Sylvester Emmanuel v Youcef Ghezal | 6-3,6-4 | |
| Davis Cup | 07/19 15:40 | - | Takanyi Garanganga v Sylvester Emmanuel | 3-6,5-7 | |
| Davis Cup | 07/17 15:35 | - | Karim-Mohamed Maamoun v Sylvester Emmanuel | 6-0,6-3 | |
| ITF Zimbabwe F3 | 06/27 07:00 | 25 | Sylvester Emmanuel v Akram El Sallaly | 2-6,1-6 | |
| ITF Zimbabwe F2 | 06/20 07:00 | 25 | Sylvester Emmanuel v Aryan Goveas | Retired | |
| ITF Nigeria F3 | 05/16 13:15 | 25 | Viktor Durasovic v Sylvester Emmanuel | 6-3,3-6,6-2 | |
| ITF Nigeria F2 | 05/10 09:00 | 26 | Sylvester Emmanuel v Brayden Schnur | 3-6,4-6 | |
| ITF Nigeria F2 | 05/09 13:45 | 25 | Sylvester Emmanuel v Aron Pierce | 6-4,6-4 | |
| ITF Nigeria F1 | 05/02 09:00 | 25 | Sylvester Emmanuel v Alessandro Bega | 4-6,3-6 |