Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2020/11/29 09:00 | Knoess, Vincent v Constantin Bittoun Kouzmine | 2-6,0-6 |
| ITF M25 Klosters | 2020/09/14 07:00 | Knoess, Vincent v Patrick Zahraj | 0-6,0-6 |
| ITF - M15 Héraklion | 2020/02/16 11:00 | Griffith, William v Knoess, Vincent | 6-1,6-1 |
| ITF - M15 Héraklion | 2020/02/09 08:00 | Knoess, Vincent v Dimic, Matic | 4-6,2-6 |
| ITF - M15 Monastir | 2020/12/20 12:30 | Erler, Alexander v Giacalone, Omar | 3-6,5-7 |
| ITF - M15 Monastir | 2020/12/19 09:00 | Skander Mansouri v Erler, Alexander | 5-7,2-6 |
| ITF - M15 Monastir | 2020/12/17 10:00 | Fausto Tabacco v Erler, Alexander | 1-6,2-6 |
| ITF - M15 Monastir | 2020/12/16 12:30 | Osgar O'Hoisin v Erler, Alexander | 4-6,5-7 |
| ITF - M15 Monastir | 2020/12/09 12:10 | Luca Potenza v Erler, Alexander | 7-6,5-7,6-1 |
| ITF - M15 Sharm El Sheikh | 2020/11/11 10:40 | Erler, Alexander v Bovy, Arnaud | 1-6,4-6 |
| ITF M15 Parnu | 2020/11/04 09:25 | Kristjan Tamm v Erler, Alexander | 7-6,4-6,7-6 |
| ATP Vienna | 2020/10/24 13:50 | Erler, Alexander v Vasek Pospisil | 6-3,3-6,2-6 |