Stadium: Center Court Round: 28 Ground: Clay
| Challenger Biella MD | 2021/06/03 15:55 | Berrettini/Cobolli v Balaji/Ramanathan | 6-7,5-7 |
| Challenger Biella MD | 2021/06/01 16:40 | Bortolotti/Vanni v Balaji/Ramanathan | 1-6,6-7 |
| Challenger Zagreb MD | 2021/05/11 13:30 | Jebavy/Martin v Balaji/Ramanathan | 6-7,7-6,11-9 |
| Challenger Biella MD | 2021/06/02 14:55 | Blancaneaux/Janvier v Martinez Portero/Vega Hernandez | 4-6,6-7 |
| Challenger Oeiras MD | 2021/05/19 13:50 | Reese/Verbeek v Martinez Portero/Vega Hernandez | 6-1,7-5 |
| Challenger Heilbronn MD | 2021/05/12 16:50 | Glasspool/Reid v Martinez Portero/Vega Hernandez | 3-6,6-4,10-8 |
| Challenger Prague MD | 2021/05/06 09:00 | Drzewiecki/Majchrzak v Martinez Portero/Vega Hernandez | 6-4,7-6 |
| Challenger Prague MD | 2021/05/05 09:00 | Paulson/Rikl v Martinez Portero/Vega Hernandez | 7-5,3-6,5-10 |
| ATP Singapore MD | 2021/02/27 05:00 | Ebden/Smith v Martinez Portero/Vega Hernandez | 6-4,6-4 |
| ATP Singapore MD | 2021/02/25 04:00 | Balaji/Margaroli v Martinez Portero/Vega Hernandez | 4-6,6-2,10-12 |
| ATP Singapore MD | 2021/02/23 04:00 | Martinez Portero/Vega Hernandez v Bopanna/Mclachlan | 6-4,6-2 |