Stadium: Svijany Court Round: 54
| Challenger Liberec Qual | 2018/07/29 12:50 | Omar Salman v Ergi Kirkin | 3-6,6-4,2-6 |
| Challenger Liberec Qual | 2018/07/28 13:00 | Nicolo Turchetti v Ergi Kirkin | 7-5,5-7,3-6 |
| ITF Morocco F1 | 2018/07/16 09:30 | Luca Castelnuovo v Ergi Kirkin | 2-6,2-6 |
| ITF Austria F2 | 2018/07/10 09:00 | Ergi Kirkin v Alexandar Lazarov | 5-7,4-6 |
| ATP Antalya Qual | 2018/06/24 11:00 | Ergi Kirkin v Filip Horansky | 2-6,1-6 |
| ATP Antalya Qual | 2018/06/23 12:55 | Radu Albot v Ergi Kirkin | 2-6,6-3,6-7 |
| ITF Tunisia F20 | 2018/05/25 11:00 | Ergi Kirkin v Francesco Vilardo | 2-6,1-6 |
| ITF Tunisia F20 | 2018/05/24 09:00 | Ergi Kirkin v Constantin Bittoun Kouzmine | 6-3,7-5 |
| Challenger Liberec Qual | 2018/07/29 12:00 | David Poljak v George Von Massow | 7-6,7-6 |
| Challenger Liberec Qual | 2018/07/28 13:15 | Fabrizio Ornago v David Poljak | 4-6,2-6 |
| Challenger Prague Qual | 2018/07/22 08:00 | Pavel Nejedly v David Poljak | 6-2,7-5 |
| Challenger Prague | 2018/07/21 08:00 | Marek Gengel v David Poljak | 6-2,3-6,4-6 |
| ITF Czech Republic F6 | 2018/07/10 08:00 | David Poljak v Tadeas Paroulek | 3-6,2-6 |
| ITF Czech Republic F5 | 2018/07/07 08:30 | David Poljak v Vit Kopriva | 6-4,6-4 |
| ITF Czech Republic F5 | 2018/07/06 08:30 | Marek Jaloviec v David Poljak | 4-6,4-6 |
| ITF Czech Republic F5 | 2018/07/05 09:55 | Oscar Jose Gutierrez v David Poljak | 4-6,1-6 |