Stadium: Court 2 Round: 26 Ground: Clay
| ITF - M15 Porec | 2021/03/10 12:40 | Cornut-Chauvinc, Antoine v Federico Arnaboldi | 6-7,6-3,6-2 |
| Challenger - Quimper | 2021/02/03 09:30 | Brandon Nakashima v Cornut-Chauvinc, Antoine | 6-3,6-3 |
| Challenger - Quimper | 2021/01/27 11:55 | Cornut-Chauvinc, Antoine v Arthur Rinderknech | 5-7,6-7 |
| Challenger - Quimper | 2021/01/25 11:00 | Manuel Guinard v Cornut-Chauvinc, Antoine | 2-6,4-6 |
| Challenger - Quimper | 2021/01/24 15:00 | Cornut-Chauvinc, Antoine v Daniel Masur | 7-6,7-6 |
| ITF - M15 Bressuire | 2021/01/21 11:55 | Cornut-Chauvinc, Antoine v Holger Rune | 3-6,4-6 |
| ITF - M15 Bressuire | 2021/01/19 11:25 | Roumane, Rayane v Cornut-Chauvinc, Antoine | 3-6,6-7 |
| ITF - M15 Manacor | 2021/01/12 12:30 | Cornut-Chauvinc, Antoine v Simon, Tobias | 3-6,4-6 |
| ITF - M15 Porec | 2021/03/10 09:00 | Dino Prizmic v Prechtel, Sebastian | 5-7,1-6 |
| ITF - M15 Porec | 2021/03/09 08:55 | Prechtel, Sebastian v Kekez, Duje | 6-3,4-6,10-6 |
| ITF - M15 Porec | 2021/03/08 10:00 | Prechtel, Sebastian v Kristijan Juhas | 6-3,7-5 |
| ITF - M15 Porec | 2021/03/07 11:00 | Prechtel, Sebastian v Luka Miklavcic | 6-1,6-2 |
| ITF - M15 Antalya | 2021/02/22 07:00 | Prechtel, Sebastian v Aaron Cohen | 1-6,3-6 |
| ITF - M15 Antalya | 2021/02/21 13:00 | Prechtel, Sebastian v Mikail Alimli | 6-1,6-1 |
| ITF - M15 Antalya | 2021/02/17 09:10 | Gabriel Donev v Prechtel, Sebastian | 6-2,6-4 |
| ITF - M15 Antalya | 2021/02/16 11:45 | Aaron Cohen v Prechtel, Sebastian | 4-6,4-6 |