Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| Challenger Mallorca MD | 2021/09/03 18:10 | Balaji/Ramanathan v Romboli/Zielinski | 2-6,6-7 |
| Challenger Mallorca MD | 2021/09/02 18:30 | Barrios Vera/Gomez-Herrera v Balaji/Ramanathan | 3-6,0-6 |
| Challenger Mallorca MD | 2021/09/01 16:10 | Fallert/Matuszewski v Balaji/Ramanathan | 2-6,1-6 |
| Challenger Biella MD | 2021/06/04 15:30 | Balaji/Ramanathan v Martinez Portero/Vega Hernandez | 2-6,4-6 |
| 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 Cassis MD | 2021/09/08 15:15 | Celikbilek/Safiullin v Broady/Johnson | 6-2,7-6 |