Montreal 
Los Cabos 
Washington 
Warsaw 
Targu Mures 
Plovdiv 2 
Liberec 
San Marino 
Istanbul 2 
Davis Сup Group I Tennis. Played Kestelboim Mariano. Season 2026
Country 
Argentina. Ranking ATP 686.
Argentina. Ranking ATP 686. | ||||
|---|---|---|---|---|
| 01.06.2026 | Qualifications - 1st round | Nagal Sumit — Kestelboim Mariano | 1:2 (2:6, 6:1, 6:7) |
|
| 01.06.2026 | Qialification final | Pujolras Alex Marti (Retired) — Kestelboim Mariano | Walkover |
|
 Santa Cruz de la Sierra | ||||
| 14.04.2026 | First round | Soto Matias — Kestelboim Mariano | 2:0 (7:5, 6:1) |
|
 Campinas | ||||
| 05.04.2026 | Qualifications - 1st round | Rodrigues Natan — Kestelboim Mariano (Retired) | 1:0 (6:2) |
|
 Asuncion | ||||
| 18.03.2026 | First round | Kestelboim Mariano — Varillas Juan Pablo | 0:2 (0:6, 4:6) |
|
| Tigre 1 | ||||
| 17.02.2026 | First round | Torres Juan Bautista — Kestelboim Mariano | 2:0 (6:4, 6:3) |
|
 Concepcion 1 | ||||
| 27.01.2026 | Qialification final | Mena Facundo — Kestelboim Mariano | 2:0 (6:4, 6:4) |
|
| 26.01.2026 | Qualifications - 1st round | Kestelboim Mariano — Alves Mateus | 2:1 (6:4, 4:6, 6:2) |
|
| Buenos Aires | ||||
| 12.01.2026 | First round | Boscardin Dias Pedro — Kestelboim Mariano | — — |
|