| Liga Pro (2021) | 09/11 13:15 | - | Ivan Nirkov v Igor Poletaev | L | 1-3 | |
| Liga Pro (2021) | 09/03 12:15 | - | Ivan Nirkov v Evgeny Grishaev | L | 2-3 | |
| Liga Pro (2021) | 09/03 10:45 | - | Aleksandr Libatskii v Ivan Nirkov | W | 0-3 | |
| Liga Pro (2021) | 09/03 09:45 | - | Igor Matveyev v Ivan Nirkov | W | 2-3 | |
| Liga Pro (2021) | 09/03 09:15 | - | Ivan Nirkov v Evgeny Grishaev | L | 0-3 | |
| Liga Pro (2021) | 08/29 11:45 | - | Ivan Lednev v Ivan Nirkov | L | 3-0 | |
| Liga Pro (2021) | 08/29 10:45 | - | Igor Matveyev v Ivan Nirkov | L | 3-0 | |
| Liga Pro (2021) | 08/29 09:45 | - | Ivan Lednev v Ivan Nirkov | W | 0-3 | |
| Liga Pro (2021) | 08/29 09:15 | - | Ivan Nirkov v Vadim Evlampiev | L | 0-3 | |
| Liga Pro (2021) | 08/28 15:45 | - | Ivan Nirkov v Vitaly Sarkisov | W | 3-1 | |
| Liga Pro (2021) | 08/28 14:45 | - | Vadim Evlampiev v Ivan Nirkov | L | 3-0 | |
| Liga Pro (2021) | 08/28 13:45 | - | Vitaly Sarkisov v Ivan Nirkov | W | 2-3 | |
| Liga Pro (2021) | 08/28 13:15 | - | Ivan Nirkov v Danila Andreev | L | 1-3 | |
| Liga Pro (2021) | 08/15 11:45 | - | Ivan Nyrkov v Ivan Lednev | W | 3-0 | |
| Liga Pro (2021) | 08/15 10:45 | - | Igor Matveyev v Ivan Nirkov | L | 3-1 | |
| Liga Pro (2021) | 08/15 09:45 | - | Ivan Lednev v Ivan Nirkov | W | 2-3 | |
| Liga Pro (2021) | 08/15 09:15 | - | Ivan Nirkov v Georgiy Evglevskiy | L | 0-3 | |
| Liga Pro (2021) | 08/12 11:45 | - | Anatoly Batalov v Ivan Nirkov | L | 3-2 | |
| Liga Pro (2021) | 08/12 10:45 | - | Evgeny Grishaev v Ivan Nirkov | L | 3-1 | |
| Liga Pro (2021) | 08/12 09:45 | - | Igor Poletaev v Ivan Nirkov | L | 3-0 | |
| Liga Pro (2021) | 08/12 09:15 | - | Ivan Nirkov v Anatoly Batalov | L | 1-3 | |
| Liga Pro (2021) | 08/08 11:45 | - | Aleksandr Vaschenko v Ivan Nirkov | L | 3-0 | |
| Liga Pro (2021) | 08/08 11:15 | - | Ivan Nirkov v Igor Matveyev | L | 1-3 | |
| Liga Pro (2021) | 08/08 09:45 | - | Ivan Nirkov v Aleksandr Vaschenko | L | 0-3 | |
| Liga Pro (2021) | 08/08 08:45 | - | Aleksei Slachshilin v Ivan Nirkov | L | 3-1 | |
| Liga Pro (2021) | 07/30 11:45 | - | Ivan Nirkov v Evgeny Grishaev | L | 2-3 | |
| Liga Pro (2021) | 07/30 10:45 | - | Evgeny Grishaev v Ivan Nirkov | W | 0-3 | |
| Liga Pro (2021) | 07/30 09:45 | - | Aleksei Slachshilin v Ivan Nirkov | L | 3-1 | |
| Liga Pro (2021) | 07/30 09:15 | - | Ivan Nirkov v Igor Poletaev | L | 0-3 | |
| Liga Pro (2021) | 07/24 15:45 | - | Ivan Nirkov v Igor Matveyev | W | 3-0 |