|
| R32 | 2021 M15 Castelo Branco, Wk. 30 | Hard | L | Joao Lucas REIS DA Silva | 6-4 6-4 | [H2H] |
|
| QF | 2021 M25 Idanha-a-Nova, Wk. 29 | Hard | L | Simon Carr | 6-2 6-4 | [H2H] |
| R16 | 2021 M25 Idanha-a-Nova, Wk. 29 | Hard | W | Tiago Cacao | 7-6(9) 6-4 | [H2H] |
| R32 | 2021 M25 Idanha-a-Nova, Wk. 29 | Hard | W | Luca Giacomini | 6-1 1-6 6-2 | [H2H] |
|
| R32 | 2021 M25 Nur-Sultan, Wk. 27 | Hard | L | Jason Murray Kubler | 6-2 6-0 | [H2H] |
|
| F | 2021 M25 Nur-Sultan, Wk. 27 | Hard | W | Arystanbek Kaparov | 6-2 6-0 | [H2H] |
|
| R32 | 2021 M25 Santo Domingo, Wk. 23 | Hard | L | Noah Schachter | 7-5 4-6 7-5 | [H2H] |
|
| F | 2021 M25 Santo Domingo, Wk. 23 | Hard | W | Jordan Parker | 6-1 7-5 | [H2H] |
| SF | 2021 M25 Santo Domingo, Wk. 23 | Hard | W | Joaquin Caballer | 6-4 6-2 | [H2H] |
|
| R32 | 2021 M25 Santo Domingo, Wk. 22 | Hard | L | Jorge Brian Panta Herreros | 6-4 6-4 | [H2H] |
|
| F | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Rowland Phillips | 6-2 6-7(5) 11-9 | [H2H] |
| SF | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Joaquin Caballer | 3-6 6-2 10-5 | [H2H] |
|
| R32 | 2021 M15 Kouvola, Wk. 21 | Hard | L | Eero Vasa | 7-5 6-2 | [H2H] |
|
| R32 | 2021 M15 Tbilisi, Wk. 20 | Hard | L | Yanki Erel | 6-2 6-3 | [H2H] |
|
| R16 | 2021 M15 Antalya, Wk. 19 | Clay | L | Orlando Luz | 6-0 6-4 | [H2H] |
| R32 | 2021 M15 Antalya, Wk. 19 | Clay | W | Baran Cengiz | 3-6 6-4 6-2 | [H2H] |
|
| F | 2021 M15 Antalya, Wk. 19 | Clay | L | Vladimir Ivanov | 7-6(6) 7-5 | [H2H] |
| SF | 2021 M15 Antalya, Wk. 19 | Clay | W | Nicolas Agustin Lema | 6-2 6-0 | [H2H] |
| QF | 2021 M15 Antalya, Wk. 19 | Clay | W | Dax Donders | 7-5 6-3 | [H2H] |
|
| R32 | 2021 M15 St. Petersburg, Wk. 15 | Hard | L | Matic Spec | 6-3 6-4 | [H2H] |
|
| F | 2021 M15 St. Petersburg, Wk. 15 | Hard | W | Martin Borisiouk | 6-4 1-6 10-8 | [H2H] |
| QF | 2021 M15 St. Petersburg, Wk. 15 | Hard | W | Semen Voronin | 6-4 6-3 | [H2H] |
|
| QF | 2021 M15 St. Petersburg, Wk. 14 | Hard | L | Leonid Sheyngezikht | 6-4 6-2 | [H2H] |
|
| R16 | 2021 M15 Poitiers, Wk. 11 | Hard | L | Lucas Poullain | 4-6 6-3 7-6(4) | [H2H] |
| R32 | 2021 M15 Poitiers, Wk. 11 | Hard | W | Vincent Stouff | 6-4 6-4 | [H2H] |
|
| F | 2021 M15 Poitiers, Wk. 11 | Hard | W | Vincent Stouff | 3-6 6-4 10-5 | [H2H] |
| QF | 2021 M15 Poitiers, Wk. 11 | Hard | W | Arthur Freslon | 6-3 6-1 | [H2H] |
|
| R16 | 2021 M25 Trimbach, Wk. 10 | Carpet | L | Antoine Bellier | 6-2 6-1 | [H2H] |
| R32 | 2021 M25 Trimbach, Wk. 10 | Carpet | W | Mirko Martinez | 7-6(6) 7-6(5) | [H2H] |
|
| R32 | 2021 M15 Grenoble, Wk. 6 | Hard | L | Ugo Blanchet | 4-6 6-4 6-3 | [H2H] |
