Stadium: Court 1 Round: 27 Ground: Clay
| ITF M15 Kursumlijska Banja | 2023/06/17 12:00 | Lautaro Midon v Gabriel Donev | 0-6,5-7 |
| ITF M15 Kursumlijska Banja | 2023/06/13 15:55 | Iliyan Radulov v Gabriel Donev | 2-6,4-6 |
| ITF M15 Pazardzhik | 2023/05/25 08:30 | Simone Roncalli v Gabriel Donev | 6-1,6-1 |
| ITF M15 Pazardzhik | 2023/05/24 10:25 | Kane Bonsach Ganley v Gabriel Donev | 3-6,1-6 |
| ITF M15 Pazardzhik | 2023/05/20 07:00 | Gabriel Donev v Denis Klok | 6-7,5-7 |
| ITF M15 Pazardzhik | 2023/05/19 07:50 | Filip Cristian Jianu v Gabriel Donev | 4-6,5-7 |
| ITF M15 Pazardzhik | 2023/05/18 11:30 | Maxence Broville v Gabriel Donev | 6-2,4-6,4-6 |
| ITF M15 Alaminos-Larnaca | 2023/04/27 07:00 | Gabriel Donev v Adam Moundir | 6-4,4-6,4-6 |
| ITF M15 Kursumlijska Banja | 2023/06/17 08:00 | Kristijan Juhas v Marat Sharipov | 2-6,3-6 |
| ITF M15 Kursumlijska Banja | 2023/06/15 09:15 | Sean Hess v Marat Sharipov | 2-6,2-6 |
| ITF M15 Doboj | 2023/05/13 07:30 | Marat Sharipov v Ryan Nijboer | 6-1,6-3 |
| ITF M15 Doboj | 2023/05/10 14:30 | Marat Sharipov v Taiyo Yamanaka | 6-3,6-2 |
| ITF M15 Meerbusch | 2023/04/30 11:00 | Marat Sharipov v Arthur Reymond | 4-6,6-3,1-6 |
| ITF M15 Meerbusch | 2023/04/29 14:55 | Louis Wessels v Marat Sharipov | 3-6,6-4,4-6 |
| ITF M15 Meerbusch | 2023/04/28 15:30 | Marvin Moeller v Marat Sharipov | 3-6,5-7 |
| ITF M15 Meerbusch | 2023/04/27 13:45 | Piet Steveker v Marat Sharipov | 2-6,6-7 |