Stadium: Cancha 3 Round: 27 Ground: Clay
| Challenger - Asuncion | 2024/03/21 21:10 | Hugo Dellien v Alexander Weis | 4-6,0-6 |
| Challenger - Asuncion | 2024/03/20 00:55 | Juan Bautista Torres v Alexander Weis | 4-6,4-6 |
| Challenger - Santiago | 2024/03/12 00:55 | Alexander Weis v Ignacio Buse | 6-4,4-6,2-6 |
| Challenger - Santa Cruz | 2024/03/05 17:00 | Goncalo Oliveira v Alexander Weis | 6-3,6-3 |
| Challenger - Piracicaba | 2024/02/02 16:25 | Alexander Weis v Matheus P De Almeida | 6-7,6-7 |
| Challenger - Piracicaba | 2024/02/01 13:00 | Daniel Dutra Da Silva v Alexander Weis | 3-6,3-6 |
| Challenger - Piracicaba | 2024/01/30 18:35 | Alexander Weis v Federico Agustin Gomez | 4-6,6-4,6-3 |
| Challenger - Punta del Este | 2024/01/21 14:00 | Orlando Luz v Alexander Weis | 7-5,6-4 |
| Challenger - Asuncion | 2024/03/21 23:00 | Pedro Sakamoto v Gustavo Heide | 1-6,3-6 |
| Challenger - Asuncion | 2024/03/20 02:10 | Valerio Aboian v Gustavo Heide | 7-6,3-6,2-6 |
| Challenger - Santiago | 2024/03/16 16:05 | Gustavo Heide v Facundo Bagnis | 4-6,6-7 |
| Challenger - Santiago | 2024/03/15 23:50 | Gustavo Heide v Gianluca Mager | 6-2,7-6 |
| Challenger - Santiago | 2024/03/14 16:20 | Gustavo Heide v Andrea Collarini | 7-5,6-1 |
| Challenger - Santiago | 2024/03/12 21:00 | Tomas Barrios Vera v Gustavo Heide | 3-6,4-6 |
| ATP - Rio de Janeiro | 2024/02/19 19:30 | Gustavo Heide v Tomas Barrios Vera | 5-7,3-6 |
| Cupa Davis | 2024/02/02 18:20 | Elias Ymer v Gustavo Heide | 4-6,6-1,6-3 |