Stadium: Court 2 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Nur-Sultan | 2021/10/19 05:10 | Ivan Denisov v Piotr Pawlak | 6-2,1-6,9-11 |
| ITF M25 Nur-Sultan | 2021/10/18 07:35 | Ivan Denisov v Aleksandr Lobanov | 6-2,6-4 |
| UTR Pro Tennis Series Nis | 2021/10/09 11:45 | Ivan Denisov v Egor Novikov | 4-6,2-6 |
| UTR Pro Tennis Series Nis | 2021/10/07 08:30 | Ivan Denisov v Lazar Radenkovic | 6-0,6-1 |
| UTR Pro Tennis Series Nis | 2021/10/06 10:00 | Ivan Denisov v Duje Kekez | 1-6,4-6 |
| UTR Pro Tennis Series Nis | 2021/10/05 10:30 | Ivan Denisov v Vladimir Popov | 6-2,5-4 |
| UTR Pro Tennis Series Nis | 2021/10/04 12:15 | Ivan Denisov v Petar Pjevcevic | 6-7,6-2,0-5 |
| UTR Pro Tennis Series Zadar | 2021/10/02 11:30 | Christos Keisidis v Ivan Denisov | 3-6,6-1,6-5 |
| ITF M25 Nur-Sultan | 2021/10/18 10:15 | Yan Brek v Ivan Zaytsev | 2-6,0-6 |