Round: 62 Ground: Hardcourt outdoor
| 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 |
| ITF Qatar F2 Qual | 2018/03/03 08:00 | Hristo Valeov v Razvan M Codescu | 5-7,1-6 |
| ITF Qatar F1 Qual | 2018/02/25 12:00 | Skyler Butts v Hristo Valeov | 6-3,6-1 |
| ITF Qatar F1 Qual | 2018/02/24 08:00 | Hristo Valeov v Juan David Ramirez | 6-2,4-6,6-4 |
| ITF Qatar F6 Qual | 2017/12/16 09:20 | Matteo Martineau v Hristo Valeov | 6-0,6-0 |
| ITF Qatar F5 Qual | 2017/12/10 14:00 | Hristo Valeov v Mirko Cutuli | 3-6,4-6 |
| ITF Turkey F31 Qual | 2017/08/19 07:00 | Hristo Valeov v Martin Atanasov | 1-6,6-4,4-6 |
| ITF Turkey F13 | 2018/03/31 08:30 | Joel Vincent Link v Togan Makzume | 6-0,6-2 |