Stadium: Clay 4 Round: 44 Ground: Hardcourt outdoor
| ITF Turkey F37 | 2018/11/19 09:45 | Ivan Marrero Curbelo v Hristo Valeov | 6-4,7-6 |
| ITF Turkey F38 | 2018/11/25 07:00 | Ivan Marrero Curbelo v Demetris Azoides | 6-2,6-2 |
| ITF Turkey F37 | 2018/11/21 08:25 | Ivan Marrero Curbelo v Edris Fetisleam | 0-6,0-6 |
| ITF Turkey F37 | 2018/11/19 09:45 | Ivan Marrero Curbelo v Hristo Valeov | 6-4,7-6 |
| ITF Turkey F37 | 2018/11/19 06:30 | Ivan Marrero Curbelo v Jung Hoon Kim | 6-0,6-1 |
| ITF Czech Republic F8 | 2018/10/30 09:00 | Piotr Grynkowski v Ivan Marrero Curbelo | 7-6,6-3 |
| ITF Czech Republic F8 | 2018/10/29 12:00 | Michal Mikula v Ivan Marrero Curbelo | 5-7,3-6 |
| ITF Czech Republic F7 | 2018/10/25 08:00 | Ivan Marrero Curbelo v Antonin Stepanek | 1-6,7-5,6-7 |
| ITF Czech Republic F7 | 2018/10/24 08:00 | Marek Gengel v Ivan Marrero Curbelo | 5-7,5-7 |
| ITF Turkey F38 | 2018/11/25 07:00 | Hristo Valeov v Andrej Duric | 6-1,6-1 |
| ITF Turkey F37 | 2018/11/19 09:45 | Ivan Marrero Curbelo v Hristo Valeov | 6-4,7-6 |
| ITF Turkey F37 | 2018/11/19 06:30 | Hristo Valeov v Vlad Cristian Niculae | 6-4,6-4 |
| ITF Turkey F37 | 2018/11/18 09:00 | Hristo Valeov v Togan Makzume | 6-2,6-1 |
| ITF Turkey F36 | 2018/11/11 07:00 | Mate Voros v Hristo Valeov | 6-0,6-3 |
| ITF Turkey F36 | 2018/11/10 11:00 | Alexandru Cristian Bodnariuk v Hristo Valeov | 6-4,1-6,4-6 |
| ITF Bulgaria F1 | 2018/05/15 08:40 | Petru-Alexandru Luncanu v Hristo Valeov | 6-1,6-1 |
| ITF Bulgaria F1 | 2018/05/12 07:00 | Sizya Ernest Kivanda v Hristo Valeov | 4-6,3-6 |