Stadium: Court 6 Round: 27 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/01/07 08:00 | Alexander Kotzen v Ronan Joncour | 7-5,5-7,2-6 |
| ITF M15 Monastir | 2021/01/06 10:30 | Alexander Kotzen v Nathan Seateun | 6-2,6-7,6-3 |
| ITF M15 Monastir | 2020/12/31 08:00 | David Pichler v Alexander Kotzen | 7-6,5-7,7-6 |
| ITF M15 Monastir | 2020/12/29 09:30 | Alexander Kotzen v Alexander Zgirovsky | 6-1,1-6,6-1 |
| ITF M15 Monastir | 2020/12/23 08:30 | Kaichi Uchida v Alexander Kotzen | 7-6,6-1 |
| ITF M15 Monastir | 2020/12/07 09:00 | Adrian Oetzbach v Alexander Kotzen | 6-2,6-4 |
| ITF M15 Monastir | 2020/12/06 10:00 | Alexander Kotzen v Aliaksandr Liaonenka | 6-3,6-2 |
| ITF M15 Monastir | 2020/11/29 09:00 | Mathieu Scaglia v Alexander Kotzen | 5-7,6-4,10-8 |
| Challenger Campinas | 2020/11/28 17:00 | Jelle Sels v Igor Marcondes | 7-5,6-4 |
| Challenger Sao Paulo | 2020/11/23 16:30 | Pedro Sakamoto v Igor Marcondes | 6-1,6-7,7-5 |
| ITF M15 Setubal | 2020/10/05 09:00 | Joao Lucas Reis da Silva v Igor Marcondes | 3-6,7-5,10-4 |
| ITF M15 Setubal | 2020/10/04 10:30 | Igor Marcondes v Pedro Gabriel Rodrigues | 6-1,6-0 |
| ITF M25 Porto | 2020/09/29 12:35 | Wilson Leite v Igor Marcondes | 6-2,6-3 |
| ITF M25 Porto | 2020/09/28 15:00 | Igor Marcondes v Joao Lucas Reis da Silva | 2-6,6-3,10-6 |
| ITF M25 Porto | 2020/09/27 19:00 | Igor Marcondes v Gonzalo Lama | 6-2,6-3 |
| ITF M15 Castelo Branco | 2020/09/21 09:00 | Igor Marcondes v Leopold Zima | 1-6,2-6 |