| Challenger Ochsenhausen | 2021/04/02 07:50 | Kuzmin, Fedor v Jiri Martinko | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/01 11:50 | Kuzmin, Fedor v Chambers, Dillon | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/01 08:30 | Kuzmin, Fedor v Dauud Cheaib | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/31 11:50 | Kuzmin, Fedor v Josip Huzjak | W | 3-1 |
| Challenger Ochsenhausen | 2021/03/31 09:10 | Kuzmin, Fedor v Liang Qiu | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/31 06:30 | Kuzmin, Fedor v Peter Hribar | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/23 15:40 | Dennis Klein v Kuzmin, Fedor | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/23 14:15 | Chtchetinine, Evgueni v Kuzmin, Fedor | W | 2-3 |
| Russia Championship | 2021/04/15 08:15 | Isakov, Ilya v Aleksey Kaulik | L | 3-0 |