Stadium: Pista 2 Round: 26 Ground: Clay
| Challenger Lisbon MD | 2021/10/02 13:20 | Nedunchezhiyan/Raja v Borges/Cabral | 7-6,6-3 |
| Challenger Lisbon MD | 2021/10/01 11:00 | Nedunchezhiyan/Raja v Faria/Faria | 4-6,6-3,10-5 |
| Challenger Lisbon MD | 2021/09/30 09:30 | Nedunchezhiyan/Raja v Forti/Zeppieri | 6-3,6-4 |
| Challenger Lisbon MD | 2021/09/29 12:00 | Nedunchezhiyan/Raja v Cacao/Falcao | 6-3,6-2 |
| Challenger Rennes MD | 2021/09/17 09:00 | Nedunchezhiyan/Raja v Stevens/Van Rijthoven | 6-4,6-7,8-10 |
| Challenger Rennes MD | 2021/09/16 12:00 | Gabashvili/Janvier v Nedunchezhiyan/Raja | 6-3,1-6,5-10 |
| Challenger Rennes MD | 2021/09/14 13:00 | Jacquet/Mayot v Nedunchezhiyan/Raja | 4-6,5-7 |
| Challenger Cassis MD | 2021/09/08 11:35 | Matsui/Uesugi v Nedunchezhiyan/Raja | 7-5,6-1 |
| Challenger Gran Canaria MD | 2021/02/23 16:10 | Drzewiecki/Oliveira v Horansky/Molcan | 4-6,7-6,10-3 |
| Challenger Bratislava MD | 2018/11/07 19:55 | Molchanov/Zelenay v Horansky/Molcan | 7-6,6-4 |