Stadium: Cancha 6 Round: 25 Ground: Clay
| ITF M25 Aparecida De Goiania | 2021/11/09 15:00 | Joao Eduardo Schiessl v Valerio Aboian | 6-7,3-6 |
| ITF M15 Brasilia | 2021/11/03 15:50 | Joao Eduardo Schiessl v Oscar Jose Gutierrez | 3-6,5-7 |
| ITF M15 Brasilia | 2021/11/02 12:00 | Joao Eduardo Schiessl v Paulo A S Dos Santos | 6-1,7-5 |
| ITF M25 Rio do Sul | 2021/10/21 17:35 | Ignacio Carou v Joao Eduardo Schiessl | 6-4,6-2 |
| ITF M25 Rio do Sul | 2021/10/19 14:55 | Joao Eduardo Schiessl v Mateus Alves | 6-4,3-6,7-6 |
| ITF M15 Recife | 2021/09/23 13:30 | Nicolas Zanellato v Joao Eduardo Schiessl | 7-5,6-0 |
| ITF M15 Recife | 2021/09/22 14:10 | Joao Eduardo Schiessl v Ignacio Carou | 0-6,6-2,7-6 |
| ITF M25 Medellin | 2021/09/12 15:00 | Pedro Sakamoto v Joao Eduardo Schiessl | 6-2,6-1 |
| ITF M15 Lambare | 2021/12/14 14:30 | Francisco Faigenbaum v Igor Gimenez | 4-6,1-6 |
| ITF M25 Rio Cuarto | 2021/12/06 14:00 | Sean Hess v Igor Gimenez | 6-2,6-2 |
| ITF M25 Villa Allende | 2021/11/28 13:00 | Igor Gimenez v Julian Gimenez | 3-6,2-6 |
| ITF M15 Cordoba | 2021/11/21 12:00 | Ignacio Novo v Igor Gimenez | 6-2,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/07 18:30 | Gabriel Roveri Sidney v Igor Gimenez | 6-3,3-6,10-7 |
| ITF M15 Brasilia | 2021/11/01 14:30 | Victor Tosetto v Igor Gimenez | 6-2,6-2 |
| ITF M15 Sao JDR Preto | 2019/06/19 12:30 | Igor Gimenez v Facundo Juarez | 1-6,2-6 |
| ITF M15 Sao JDR Preto | 2019/06/18 12:30 | Igor Gimenez v Matheus T Rezende | 6-2,6-1 |