| Russia Masters | 2020/03/27 09:50 | Andrey Zhiltsov v Shutov, Egor | 6-4,7-6,3-6,6-1 |
| Russia Masters | 2020/05/18 17:56 | Matvei Nosov v Merkulov, Denis | 4-6,7-6,6-2,4-2 |
| Russia Masters | 2020/05/15 19:03 | Merkulov, Denis v Pavel Povalishnikov | 4-6,4-6,6-3,6-4,6-6 |
| Russia Masters | 2020/05/07 12:50 | Merkulov, Denis v Dmitry Lelyakov | 4-6,6-3,2-6,3-6 |
| Russia Masters | 2020/05/02 10:30 | Merkulov, Denis v Stepin, Alexander | 6-3,2-6,6-4,1-6,4-6 |
| Russia Masters | 2020/04/28 17:16 | Merkulov, Denis v Bogdanov, Mark | 6-4,6-4,4-6,2-6,2-6 |
| ITF Egypt F30 | 2017/10/14 17:00 | Bilic, Ante v Merkulov, Denis | 6-4,6-3 |
| Egypt F29, Singles | 2017/10/07 13:00 | Merkulov, Denis v Verwater, Yannick | 6-2,2-6,3-6 |
| ITF Belarus F3 | 2017/08/20 07:00 | Merkulov, Denis v 리우나레비치, 이반 | 6-7,3-6 |