Stadium: Court 3 Round: 26 Ground: Clay
| ITF - Antalya M15 | 2019/05/12 07:45 | Denis Klok v Ergi Kirkin | 3-6,6-3,4-6 |
| ITF - Teheran M15 | 2023/06/18 12:30 | Denis Klok v Erik Arutiunian | 6-2,6-1 |
| ITF - Teheran M15 | 2023/06/16 08:00 | Denis Klok v Grigoriy Lomakin | 6-1,6-2 |
| ITF - Teheran M15 | 2023/06/15 06:30 | Denis Klok v Rostislav Galfinger | 6-1,6-2 |
| ITF - Teheran M15 | 2023/06/14 06:30 | Denis Klok v Saveliy Ivanov | 6-3,6-2 |
| ITF - Teheran M15 | 2023/06/08 06:00 | Alexander Stater v Denis Klok | 3-6,6-3,7-5 |
| ITF - Teheran M15 | 2023/06/07 09:55 | Manish Ganesh v Denis Klok | 2-6,2-6 |
| ITF - Kiseljak M25 | 2023/06/01 12:30 | Denis Klok v Dmitry Popko | 5-7,2-6 |
| ITF - Kiseljak M25 | 2023/05/31 14:00 | Mirza Basic v Denis Klok | 4-6,3-6 |
| ITF - Belgrad M15 | 2023/06/28 07:00 | Edoardo Zanada v Ergi Kirkin | 6-7,6-7 |
| ITF - Risskov/Aarhus M25 | 2023/06/17 11:40 | Ergi Kirkin v Elmer Moller | 5-7,4-6 |
| ITF - Risskov/Aarhus M25 | 2023/06/16 10:00 | Ergi Kirkin v Christian Sigsgaard | 6-7,6-3,6-4 |
| ITF - Risskov/Aarhus M25 | 2023/06/15 10:00 | Ergi Kirkin v Jonathan Mridha | 4-6,7-6,6-0 |
| ITF - Risskov/Aarhus M25 | 2023/06/14 08:30 | Ergi Kirkin v Nicolas Kobelt | 7-6,6-2 |
| ITF - Skopje M25 | 2023/06/10 12:40 | Ergi Kirkin v Kalin Ivanovski | 6-3,2-6,2-6 |
| ITF - Skopje M25 | 2023/06/09 09:30 | Miljan Zekic v Ergi Kirkin | 2-6,4-6 |
| ITF - Skopje M25 | 2023/06/08 10:25 | Gorazd Srbljak v Ergi Kirkin | 1-6,3-6 |