Chile: Concepcion - Doubles - Main |
| Quarter-finals | Barrios T./Tabilo A. | Kestelboim M./Mena F. | 2:0 (6:3, 6:4) | details | 17.02.2021 |
| 1/8-finals | Kestelboim M./Mena F. | Diaz Acosta F./Lama G. | WO. | details | 17.02.2021 |
Brazil: Sao Paulo - Doubles - Main |
| Quarter-finals | Martinez L. D./Meligeni Rodrigues Alves F. | Ferreira Silva F./Kestelboim M. | 2:0 (6:3, 6:2) | details | 26.11.2020 |
| 1/8-finals | Ferreira Silva F./Kestelboim M. | Tseng C. H./Uchida K. | 2:0 (6:4, 6:3) | details | 25.11.2020 |
Portugal: M15 Quinta Do Lago - Doubles - Main |
| Quarter-finals | Kestelboim M./Olivieri G. A. | Andrews M./Volfson D. | WO. | details | 06.11.2020 |
| 1/8-finals | Kestelboim M./Olivieri G. A. | Cacao T./Monteiro J. | 2:1 (2:6, 6:4, 11:9) | details | 03.11.2020 |
Portugal: M25 Vale do Lobo - Doubles - Main |
| 1/8-finals | Kestelboim M./Olivieri G. A. | Brancaccio R./Vervoort M. | 0:2 (4:6, 3:6) | details | 27.10.2020 |
Romania: M15 Curtea de Arges - Doubles - Main |
| Semi-finals | Agamenone F./Kestelboim M. | Barbu A./Palosi S. | 0:2 (4:6, 3:6) | details | 18.09.2020 |
| Quarter-finals | Agamenone F./Kestelboim M. | Ajdukovic D./Donev G. | 2:0 (6:1, 6:4) | details | 17.09.2020 |
| 1/8-finals | Agamenone F./Kestelboim M. | Lipovsek P. T./Matvievici E. | 2:0 (6:1, 7:5) | details | 15.09.2020 |
Argentina: M25 Hurlingham - Doubles - Main |
| Quarter-finals | Hidalgo G. A./Monzon I. | Cerundolo J. M./Kestelboim M. | 2:1 (3:6, 6:2, 11:9) | details | 05.03.2020 |
| 1/8-finals | De La Fuente S./Torres J. B. | Cerundolo J. M./Kestelboim M. | 1:2 (6:4, 1:6, 7:10) | details | 03.03.2020 |
Argentina: M25 Rio Cuarto - Doubles - Main |
| Final | Merino A./Pena Lopez M. | Etcheverry T. M./Kestelboim M. | 1:2 (3:6, 6:1, 2:10) | details | 01.03.2020 |
| Semi-finals | Etcheverry T. M./Kestelboim M. | Zeballos F./Zukas M. | 2:1 (4:6, 6:4, 11:9) | details | 28.02.2020 |
| Quarter-finals | Diaz Acosta F./Tirante T. A. | Etcheverry T. M./Kestelboim M. | WO. | details | 27.02.2020 |
| 1/8-finals | Carnevalle L./Gaspero F. | Etcheverry T. M./Kestelboim M. | 0:2 (0:6, 1:6) | details | 26.02.2020 |
Uruguay: M25 Punta del Este - Doubles - Main |
| Semi-finals | Etcheverry T. M./Kestelboim M. | Agamenone F./Dutra Da Silva D. | 1:2 (7:62, 63:7, 6:10) | details | 20.02.2020 |
| Quarter-finals | Cuevas M./Galdos S. | Etcheverry T. M./Kestelboim M. | 0:2 (2:6, 4:6) | details | 20.02.2020 |
| 1/8-finals | Cerundolo F./Sorgi J. P. | Etcheverry T. M./Kestelboim M. | 1:2 (7:62, 3:6, 9:11) | details | 17.02.2020 |
Peru: M25 Lima 2 - Doubles - Main |
| 1/8-finals | Galdos S./Huertas Del Pino C. | Etcheverry T. M./Kestelboim M. | 2:0 (6:1, 7:64) | details | 12.02.2020 |
Peru: M25 Lima - Doubles - Main |
| Quarter-finals | Barrios T./Gomez-Herrera C. | Etcheverry T. M./Kestelboim M. | 2:0 (6:3, 7:5) | details | 06.02.2020 |
| 1/8-finals | Etcheverry T. M./Kestelboim M. | Ballotta G./Iamachkine P. | 2:0 (6:3, 6:0) | details | 04.02.2020 |
Uruguay: Punta Del Este - Doubles - Main |
| 1/8-finals | Mena F./Ugo Carabelli C. | Duran G./Kestelboim M. | 2:0 (6:4, 6:4) | details | 28.01.2020 |
Argentina: Buenos Aires 2 - Doubles - Main |
| 1/8-finals | Kestelboim M./Zukas M. | Baez S./Cerundolo J. M. | 1:2 (65:7, 6:4, 7:10) | details | 24.09.2019 |