| Qatar Open XD | 12/11 14:16 | - | Nikita Moshkov v Ivonin, Denis | W | 0-3 | |
| Qatar Open 2019, MS | 12/06 13:37 | - | Ivonin, Denis v Cedric Nuytinck | L | 2-3 | |
| Qatar Open XD | 11/25 05:43 | - | Ivonin, Denis v Maksim Stuliy | W | 3-0 | |
| Qatar Open XD | 11/24 11:19 | - | Ivonin, Denis v Eduard Apaguni | W | 3-0 | |
| Qatar Open XD | 11/23 11:44 | - | Ivonin, Denis v Evgeny Regentov | W | 3-0 | |
| Qatar Open XD | 11/23 05:59 | - | Ivonin, Denis v Aleksey Burdin | W | 3-0 | |
| Qatar Open XD | 11/20 17:08 | - | Panagiotis Gionis v Ivonin, Denis | L | 3-0 | |
| Qatar Open XD | 11/17 12:30 | 1 | Ivonin, Denis v Zhao, Zihao | L | 0-3 | |
| Qatar Open XD | 11/16 18:00 | 1 | Manav Vikash Thakkar v Ivonin, Denis | W | 2-3 | |
| République tchèque - Extraleague | 11/16 15:10 | 1 | Ivonin, Denis v Platonov, Pavel | L | 0-4 | |
| République tchèque - Extraleague | 11/16 07:40 | 1 | Leo De Nodrest v Ivonin, Denis | W | 0-3 | |
| République tchèque - Extraleague | 11/15 14:30 | 1 | Sanil Shetty v Ivonin, Denis | W | 0-4 | |
| Qatar Open XD | 11/14 13:40 | 1 | Ivonin, Denis v Artur Grela | W | 3-0 | |
| Qatar Open XD | 10/16 07:41 | - | Ivonin, Denis v Evgeni Petrukhin | L | 2-3 | |
| République tchèque - Extraleague | 08/21 07:00 | 1 | Yuto Kizukuri v Ivonin, Denis | L | 3-1 | |
| Qatar Open XD | 04/12 09:00 | 1 | Cnudde, Florian v Ivonin, Denis | W | 1-3 | |
| Qatar Open XD | 04/10 10:00 | 1 | Ivonin, Denis v Antonino Amato | W | 4-0 | |
| Qatar Open 2019, MS | 12/20 18:45 | - | Quadri Aruna v Ivonin, Denis | L | 3-1 | |
| Qatar Open XD | 11/01 11:15 | 1 | Oostwouder, Ewout v Ivonin, Denis | W | 1-4 | |
| Qatar Open XD | 10/31 13:15 | 1 | Ivonin, Denis v Aiyelumo, Olayinka | W | 4-0 | |
| Qatar Open XD | 08/23 08:50 | 1 | Ivonin, Denis v Lamadrid, Juan | L | 3-4 | |
| Qatar Open XD | 05/02 13:30 | 1 | Ivonin, Denis v Ivor Ban | W | 3-1 | |
| Qatar Open XD | 05/02 07:00 | 1 | Ivonin, Denis v Kapolnek, Narayan | L | 2-3 | |
| Qatar Open XD | 04/27 09:50 | 1 | Martin Allegro v Ivonin, Denis | L | 4-3 | |
| Qatar Open XD | 03/15 17:44 | - | Irvin Bertrand v Ivonin, Denis | W | 3-4 | |
| Qatar Open XD | 01/18 11:30 | - | Ivonin, Denis v Andrea Landrieu | L | 1-4 | |
| Qatar Open 2019, MS | 12/16 18:56 | - | Zhai, Yujia v Ivonin, Denis | L | 3-0 | |
| Qatar Open XD | 11/10 08:27 | - | Ivonin, Denis v Hon Ming Li | W | 3-2 | |
| Qatar Open XD | 09/08 10:07 | - | Ivonin, Denis v Taherkhani, Hamidreza | W | 4-2 | |
| Qatar Open XD | 09/07 14:02 | - | Jaehyun An v Ivonin, Denis | L | 4-1 |