|
| R32 | 2021 Antalya 2 Challenger | Hard | L | Cezar Cretu (ROU) | 6-3 6-3 | [H2H] |
|
| QF | 2021 Antalya 3 Challenger | Clay | L | Jakub Paul | 6-3 6-3 | [H2H] |
|
| F | 2021 Manama Challenger | Hard | L | Marek Gengel | 4-6 7-6(2) 6-0 | [H2H] |
| QF | 2021 Manama Challenger | Hard | W | Omar Ahmed | 6-3 6-2 | [H2H] |
|
| QF | 2021 M25 Nur-Sultan, Wk. 43 | Hard | L | Yan Sabanin | 6-3 6-4 | [H2H] |
| R16 | 2021 M25 Nur-Sultan, Wk. 43 | Hard | W | Sergey Fomin | 7-6(5) 6-0 | [H2H] |
| R32 | 2021 M25 Nur-Sultan, Wk. 43 | Hard | W | Dostanbek Tashbulatov | 6-3 6-3 | [H2H] |
|
| R32 | 2021 M25 Nur-Sultan, Wk. 42 | Hard | L | Eric Vanshelboim | 6-4 6-3 | [H2H] |
|
| F | 2021 M25 Prague, Wk. 40 | Hard | W | David Poljak | 6-2 3-6 6-4 | [H2H] |
| SF | 2021 M25 Prague, Wk. 40 | Hard | W | Timo Stodder | 4-6 6-3 7-5 | [H2H] |
| QF | 2021 M25 Prague, Wk. 40 | Hard | W | Marek Gengel | 3-6 6-3 6-4 | [H2H] |
| R16 | 2021 M25 Prague, Wk. 40 | Hard | W | Andrew Paulson | 4-6 6-3 6-2 | [H2H] |
| R32 | 2021 M25 Prague, Wk. 40 | Hard | W | Vojtech Mares | 7-5 6-0 | [H2H] |
|
| SF | 2021 M25 Falun, Wk. 39 | Hard | L | Valentin Royer | 6-2 6-3 | [H2H] |
| QF | 2021 M25 Falun, Wk. 39 | Hard | W | Daniel Little | 6-4 6-2 | [H2H] |
| R16 | 2021 M25 Falun, Wk. 39 | Hard | W | Yusuke Takahashi | 6-2 6-0 | [H2H] |
| R32 | 2021 M25 Falun, Wk. 39 | Hard | W | Vladimir Ivanov | 6-1 7-6(4) | [H2H] |
|
| QF | 2021 M25 Jonkoping, Wk. 38 | Hard | L | Evgeny Karlovskiy | 6-3 6-2 | [H2H] |
| R16 | 2021 M25 Jonkoping, Wk. 38 | Hard | W | Elmer Moller | 6-2 4-6 6-2 | [H2H] |
| R32 | 2021 M25 Jonkoping, Wk. 38 | Hard | W | Arvid Nordquist | 6-3 6-3 | [H2H] |
|
| RR | 2021 Davis Cup, Group I, 1R, NOR | Hard | L | Casper Ruud | 6-3 6-3 | [H2H] |
|
| R32 | 2021 Nur | Hard | L | Jason Murray Kubler | 6-3 7-5 | [H2H] |
| R32 | 2021 Nur | Hard | L | Borna Gojo | 7-6(3) 6-1 | [H2H] |
|
| F | 2021 Almaty 2 Challenger | Clay | L | Jesper DE Jong | 6-1 6-3 | [H2H] |
| QF | 2021 Almaty 2 Challenger | Clay | W | Grigoriy Lomakin | 6-0 6-3 | [H2H] |
|
| QF | 2021 Almaty Challenger | Clay | L | Ivan Gakhov | 6-3 6-4 | [H2H] |
|
| R16 | 2021 M15 Monastir, Wk. 21 | Hard | L | Eliakim Coulibaly | 6-7(3) 6-4 6-2 | [H2H] |
| R32 | 2021 M15 Monastir, Wk. 21 | Hard | W | Tomas Farjat | 6-3 6-4 | [H2H] |
|
| R16 | 2021 M15 Monastir, Wk. 20 | Hard | L | Guy Orly Iradukunda | 6-4 6-0 | [H2H] |
| R32 | 2021 M15 Monastir, Wk. 20 | Hard | W | Robert Strombachs | 6-4 6-3 | [H2H] |
