Stadium: Court 1 Round: 44 Ground: Clay
| ITF - M15 Novomoskovsk | 2021/05/23 10:30 | Cengiz Aksu v Geronimo Marcolini | 6-1,6-1 |
| ITF - M15 Tbilisi | 2021/05/17 05:30 | Cengiz Aksu v Sergo Sikharulidze | 6-1,2-6,7-10 |
| ITF - M15 Antalya | 2021/04/26 07:00 | Matias P D L Gomila v Cengiz Aksu | 6-4,6-4 |
| ITF - M15 Antalya | 2021/04/14 07:00 | Cengiz Aksu v Gianmarco Ferrari | 0-6,2-6 |
| ITF - M15 Antalya | 2021/04/06 08:00 | Edoardo Eremin v Cengiz Aksu | 7-6,6-3 |
| ITF - M15 Antalya | 2021/03/07 07:00 | Cengiz Aksu v Benedikt Henning | 5-7,3-6 |
| ITF - M15 Antalya | 2021/03/03 07:00 | Cengiz Aksu v Dragos Nicolae Madaras | 4-6,1-6 |
| ITF - M15 Antalya | 2021/02/23 06:30 | Aaron Cohen v Cengiz Aksu | 6-3,6-4 |
| ITF - M15 Novomoskovsk | 2021/05/23 10:30 | Keenan Mayo v Rostislav Galfinger | 3-6,6-4,10-8 |
| ITF - M15 Tbilisi | 2021/05/19 07:25 | Keenan Mayo v Markos Kalovelonis | 4-6,7-6,3-6 |
| ITF - M15 Tbilisi | 2021/05/17 05:30 | Keenan Mayo v Nikoloz Davlianidze | 6-7,6-4,10-5 |
| ITF - M15 Jerusalem | 2021/05/12 09:35 | Keenan Mayo v Alexander Cozbinov | 2-6,6-4,2-6 |
| ITF - M15 Jerusalem | 2021/05/11 06:30 | Keenan Mayo v Omer Yeshaya | 7-6,6-4 |
| ITF - M15 Jerusalem | 2021/05/10 11:00 | Keenan Mayo v Ron Ellouck | 6-1,1-6,10-7 |
| ITF - M15 Jerusalem | 2021/05/09 08:30 | Keenan Mayo v Mark Neyelov | 6-1,6-1 |
| ITF - M15 Ramat Hasharon | 2021/05/03 07:00 | Keenan Mayo v Christophe Clement | 3-6,3-6 |