Stadium: Court 3 Round: 25 Ground: Hardcourt indoor
| ITF M15 - Sarreguemines | 2020/10/25 09:00 | Kristjan Tamm v Leopold Zima | 2-6,3-6 |
| ITF - M15 - Monastir | 2020/10/22 08:00 | Kristjan Tamm v Daniil Glinka | 5-7,6-7 |
| ITF - M15 - Monastir | 2020/10/21 08:00 | Kristjan Tamm v Mirko Martinez | 4-6,6-3,6-2 |
| ITF - M15 - Monastir | 2020/10/15 11:05 | Thiago Agustin Tirante v Kristjan Tamm | 6-2,6-4 |
| ITF - M15 - Monastir | 2020/10/13 10:55 | Imran Sibille v Kristjan Tamm | 2-6,1-6 |
| ITF - M15 - Monastir | 2020/10/07 11:50 | Marco Bortolotti v Kristjan Tamm | 6-2,6-1 |
| ITF - M15 - Monastir | 2020/09/29 08:00 | Aziz Ouakaa v Kristjan Tamm | 7-6,2-6,6-2 |
| Davis Cup | 2020/03/07 08:10 | Zura Tkemaladze v Kristjan Tamm | 3-6,6-2,5-7 |
| ATP Wien | 2020/10/24 13:50 | Alexander Erler v Vasek Pospisil | 6-3,3-6,2-6 |
| ITF M15 - Forbach | 2020/10/03 12:30 | Antoine Cornut-Chauvinc v Alexander Erler | 7-5,6-4 |
| ITF M15 - Forbach | 2020/10/02 13:00 | Antoine Bellier v Alexander Erler | 3-6,3-6 |
| ITF M15 - Forbach | 2020/10/01 09:55 | Hugo Schott v Alexander Erler | 4-6,5-7 |
| ITF M15 - Forbach | 2020/09/30 08:30 | Kai Lemstra v Alexander Erler | 3-6,2-6 |
| ITF - M15 - Monastir | 2020/09/26 08:30 | Alexander Erler v Luca Potenza | 4-6,5-7 |
| ITF - M15 - Monastir | 2020/09/25 08:30 | Jean Thirouin v Alexander Erler | 4-6,4-6 |
| ITF - M15 - Monastir | 2020/09/24 09:40 | Cesar Bourgois v Alexander Erler | 2-6,2-6 |