| ITF Tunisia F20 | 05/24 09:00 | 26 | Ergi Kirkin v Constantin B Kouzmine | 6-3,7-5 | |
| ITF Tunisia F20 | 05/22 11:00 | 25 | Constantin B Kouzmine v Worovin Kumth'ikul | 6-2,6-2 | |
| ITF Tunisia F16 | 04/26 12:20 | 26 | Maxime Tchoutakian v Constantin B Kouzmine | 6-2,6-4 | |
| ITF Tunisia F16 | 04/25 10:45 | 25 | Darko Jandric v Constantin B Kouzmine | 2-6,3-6 | |
| ITF Tunisia F16 | 04/23 09:00 | 44 | Constantin Bittoun Kouzmine v Hugo Pierre | 6-3,4-6,6-2 | |
| ITF Tunisia F16 | 04/22 11:00 | 44 | Constantin Bittoun Kouzmine v Ezequiel A Santalla | 6-4,6-0 | |
| ITF Tunisia F15 | 04/19 09:00 | 26 | Constantin B Kouzmine v Francesco Vilardo | 7-6,5-7,6-7 | |
| ITF Tunisia F15 | 04/18 11:15 | 25 | Mohammed Abdulla v Constantin B Kouzmine | 0-6,0-6 | |
| ITF Israel F3 | 03/19 08:00 | 62 | Constantin Bittoun Kouzmine v Vladislav Ivanov | Retired | |
| ITF Israel F3 | 03/18 10:00 | 62 | Constantin Bittoun Kouzmine v Raz Haviv | 6-1,6-1 | |
| ITF Israel F2 | 03/12 10:00 | 62 | Constantin Bittoun Kouzmine v Tommaso Metti | 6-7,6-3,6-7 | |
| ITF Israel F2 | 03/12 07:30 | 62 | Constantin Bittoun Kouzmine v Uri Vodavoz | 6-1,6-2 | |
| ITF Tunisia F8 | 02/26 09:00 | 44 | Constantin Bittoun Kouzmine v Nicolas Bianchi | Retired | |
| ITF Tunisia F8 | 02/25 11:00 | 44 | Constantin Bittoun Kouzmine v Mitchell Thomas McDaniels | 6-7,6-1,6-3 | |
| ITF Tunisia F7 | 02/21 09:00 | 25 | Constantin B Kouzmine v Matteo Martineau | 0-6,0-6 | |
| ITF Tunisia F7 | 02/19 09:00 | 44 | Constantin Bittoun Kouzmine v Hugo Pontico | 6-1,3-6,7-5 | |
| ITF Tunisia F7 | 02/18 13:30 | 44 | Constantin Bittoun Kouzmine v Adam Jones | 6-3,6-4 | |
| ITF Tunisia F6 | 02/11 08:00 | 62 | Quentin Folliot v Constantin Bittoun Kouzmine | 6-2,6-4 | |
| ITF France F3 | 01/23 09:00 | 25 | Clement Geens v Constantin B Kouzmine | 6-7,6-1,6-3 | |
| ITF France F2 | 01/15 17:40 | 25 | Constantin B Kouzmine v Juan Pablo Ficovich | 5-7,6-2,4-6 | |
| ITF Israel F17 | 12/07 12:45 | 25 | Yshai Oliel v Constantin B Kouzmine | 6-2,6-3 | |
| ITF Israel F17 | 12/04 10:00 | 44 | Constantin Bittoun Kouzmine v Yaron Guberman | 6-1,6-1 | |
| ITF Israel F17 | 12/04 07:30 | 44 | Constantin Bittoun Kouzmine v Alexey Aleshchev | 6-3,6-3 | |
| ITF Israel F16 | 11/30 08:00 | 26 | Constantin B Kouzmine v Yannick Mertens | 1-6,3-6 | |
| ITF Israel F16 | 11/29 08:00 | 25 | Shinnosuke Hiramatsu v Constantin B Kouzmine | 7-5,6-7,1-6 | |
| ITF Israel F16 | 11/27 10:30 | 62 | Constantin Bittoun Kouzmine v Edward Harwood | 6-3,6-1 | |
| ITF Israel F16 | 11/27 08:00 | 62 | Constantin Bittoun Kouzmine v Ofek Amoyal | 6-1,6-1 | |
| ITF Israel F15 | 10/31 07:30 | 25 | Lucas Catarina v Constantin B Kouzmine | 6-1,6-4 | |
| ITF Israel F15 Qual | 10/30 08:00 | 54 | Constantin B Kouzmine v Yair Gal | 6-1,6-0 | |
| ITF Israel F15 Qual | 10/29 07:00 | 54 | Constantin Bittoun Kouzmine v Uri Vodavoz | 6-1,6-1 |