Stadium: Pista 2 Round: 28 Ground: Hardcourt outdoor
| Challenger Alicante MD | 2021/10/14 10:40 | Nedunchezhiyan/Raja v Marrero/Mulye | 6-2,6-3 |
| Challenger Alicante MD | 2021/10/13 11:10 | Goransson/Walkow v Nedunchezhiyan/Raja | 4-6,2-6 |
| Challenger Barcelona MD | 2021/10/06 13:15 | Nedunchezhiyan/Raja v Horansky/Molcan | 7-6,2-6,8-10 |
| 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 Alicante MD | 2021/10/14 12:00 | Molchanov/Vega Hernandez v Gojo/Zuk | 6-3,1-6,12-10 |
| Challenger Alicante MD | 2021/10/12 15:30 | Molchanov/Vega Hernandez v Gabashvili/Kuhn | 6-1,6-2 |
| Challenger Barcelona MD | 2021/10/07 12:00 | Borges/Cabral v Molchanov/Vega Hernandez | 6-4,6-3 |
| Challenger Barcelona MD | 2021/10/06 08:00 | Bortolotti/Gornes v Molchanov/Vega Hernandez | 6-4,3-6,6-10 |