Stadium: Court 9 Round: 62 Ground: Clay
| ITF M15 Tucuman | 2023/02/19 14:30 | Gustavo Teisen Pereira v Ramiro Amarilla | 4-6,6-7 |
| UTR Pro Rio de Janeiro | 2023/01/04 13:30 | Gustavo Teisen Pereira v Christian Lindell | 4-6,4-6 |
| UTR Pro Rio de Janeiro | 2023/01/03 19:00 | Gustavo Teisen Pereira v Ryan A Dos Santos | 1-6,2-6 |
| UTR Pro Rio de Janeiro | 2023/01/02 12:00 | Gustavo Teisen Pereira v Vitor Leal | 1-6,4-6 |
| ITF M25 Vacaria | 2022/11/29 13:00 | Hernando J E Isnardi v Gustavo Teisen Pereira | 6-7,6-1,10-8 |
| ITF M25 Vacaria | 2022/11/28 12:30 | Gustavo Teisen Pereira v Federico Mirgone | 6-4,3-6,10-3 |
| ITF M15 Brasilia | 2022/08/22 13:00 | Gustavo Teisen Pereira v Bruno Fernandez | 2-6,1-6 |
| ITF M15 Recife | 2022/08/15 15:30 | Laelson Rodrigues v Gustavo Teisen Pereira | 7-5,6-0 |
| UTR Pro Tennis Series - California | 2021/12/02 18:30 | Alexander Stater v Arthur Bellegy | 0-2 |
| UTR Pro Tennis Series - California | 2021/12/01 21:54 | Eric Hadigian v Alexander Stater | 4-6,7-6,5-1 |
| UTR Pro Tennis Series - California | 2021/11/30 20:30 | Ryan Nuno v Alexander Stater | 4-6,1-6 |
| UTR Pro Tennis Series - California | 2021/11/21 17:30 | Isaac Becroft v Alexander Stater | 6-7,6-3,7-5 |
| UTR Pro Tennis Series - California | 2021/11/20 17:30 | Alexander Stater v Emmanuel Coste | 6-2,5-1 |
| UTR Pro Tennis Series - California | 2021/11/19 19:20 | Alexander Stater v Arthur Bellegy | 7-6,7-5 |
| UTR Pro Tennis Series - California | 2021/11/17 18:45 | Alexander Stater v Zdenek Derkas | 1-6,7-6,3-6 |
| UTR Pro Tennis Series - California | 2021/11/16 17:30 | Alexander Stater v Dane Esses | 7-6,6-1 |