Stadium: Clay 2 Round: 62 Ground: Hardcourt outdoor
| Turkey F16, Singles Qualifying | 2018/04/21 07:30 | Ozcelik, Bulut v Cengiz Aksu | 1-6,3-6 |
| ITF Turkey F35 | 2018/11/03 09:00 | Cengiz Aksu v Arda Azkara | 6-2,6-0 |
| ITF Turkey F34 | 2018/11/01 09:10 | Wilson Leite v Cengiz Aksu | 6-3,6-3 |
| ITF Turkey F34 | 2018/10/31 07:00 | Cengiz Aksu v Soyler, Osmancan | 6-1,6-2 |
| ITF Turkey F30 | 2018/10/04 07:00 | Juan Pablo Paz v Cengiz Aksu | 5-7,6-4,6-0 |
| ITF Turkey F30 | 2018/10/03 07:00 | Cengiz Aksu v Konings, Ruben | 6-0,6-1 |
| ITF Turkey F29 | 2018/09/26 08:40 | Cengiz Aksu v Walder, Jordi | 6-7,4-6 |
| Istanbul, Turkey | 2018/09/08 08:30 | Mladenov, Vasko v Cengiz Aksu | 7-5,2-6,6-3 |
| ITF Belarus F3 | 2018/08/22 07:00 | Cengiz Aksu v Giorgio Ricca | 3-6,6-3,3-6 |
| ITF Turkey F35 | 2018/11/03 09:00 | Cizelj-Zivkovic, Stefan v Ozcelik, Bulut | 2-6,1-6 |
| ITF Turkey F33 | 2018/10/21 07:00 | Fetisleam, Edris v Ozcelik, Bulut | 6-4,6-4 |
| ITF Turkey F32 | 2018/10/15 07:00 | Liska, Tomas v Ozcelik, Bulut | 6-0,6-0 |
| ITF Turkey F32 | 2018/10/14 07:00 | Ozcelik, Bulut v Christian Fellin | 6-1,6-0 |
| ITF Turkey F32 | 2018/10/13 07:00 | Ozcelik, Bulut v Randjelovic, Ivan | 7-6,4-6,6-4 |
| ITF Turkey F31 | 2018/10/07 07:00 | Crepaldi, Erik v Ozcelik, Bulut | 6-1,6-0 |
| ITF Turkey F31 | 2018/10/06 07:00 | Samuel Puskar v Ozcelik, Bulut | 2-6,2-6 |
| ITF Turkey F30 | 2018/10/01 07:30 | Walder, Jordi v Ozcelik, Bulut | 6-0,6-3 |