| Open de Slovénie | 05/18 07:45 | - | Raghu Mariswamy v Eogene Ewe | L | 0-2 | |
| Open de Slovénie | 05/17 15:00 | - | Raghu Mariswamy v Aria Dinata | W | 2-0 | |
| Denmark Challenge | 05/09 08:00 | - | Raghu Mariswamy v Enogat Roy | L | 0-2 | |
| China Masters | 03/20 12:00 | 5 | Raghu Mariswamy v Yang Yang | L | 0-2 | |
| Uganda Int. | 02/25 10:00 | - | Raghu Mariswamy v Duc Phat Le | L | 0-2 | |
| Uganda Int. | 02/24 08:00 | - | Raghu Mariswamy v Dmitriy Panarin | W | 2-1 | |
| Azerbaïdjan Int. - Qualif. | 02/09 05:00 | - | Orijit Chaliha v Raghu Mariswamy | L | 2-1 | |
| Azerbaïdjan Int. - Qualif. | 02/08 12:20 | - | Raghu Mariswamy v Koushiik C. S | W | Retired | |
| Azerbaïdjan Int. - Qualif. | 02/08 06:35 | - | Ravan Niftaliyev v Raghu Mariswamy | W | 0-2 | |
| Guwahati Masters | 12/06 05:55 | 5 | Alvi Wijaya Chairullah v Raghu Mariswamy | L | 2-0 | |
| Syed Modi India Int. Qual | 11/28 08:05 | 5 | Raghu Mariswamy v Alwi Farhan | L | 0-2 | |
| Abu Dhabi Masters | 10/21 09:50 | 2 | Mads Christophersen v Raghu Mariswamy | L | 2-0 | |
| Abu Dhabi Masters | 10/20 11:00 | 3 | Raghu Mariswamy v Arnaud Merkle | W | 2-0 | |
| Abu Dhabi Masters | 10/19 10:35 | 4 | Raghu Mariswamy v Yu Kai Huang | W | 2-0 | |
| Abu Dhabi Masters | 10/18 15:00 | 5 | Raghu Mariswamy v David Kim | W | 2-0 | |
| Abu Dhabi Masters | 10/18 08:30 | 6 | B.R. Sankeerth v Raghu Mariswamy | W | 1-2 | |
| Vietnam Open | 09/28 04:45 | 5 | Raghu Mariswamy v Chia Hao Lee | L | 0-2 | |
| Orleans Masters Qual | 03/29 09:20 | - | Raghu Mariswamy v S.K. Karunakaran | L | 0-2 | |
| Open de Pologne | 03/25 09:10 | - | Raghu Mariswamy v Jun Hao Leong | L | 0-2 | |
| Syed Modi Int. | 01/20 08:40 | 4 | Lucas Claerbout v Raghu Mariswamy | L | 2-0 | |
| Syed Modi Int. | 01/19 09:50 | 5 | Verma, Siril v Raghu Mariswamy | W | 1-2 | |
| Polish Int. Qual | 09/23 17:30 | - | Filip Karlborg v Raghu Mariswamy | L | 2-1 | |
| Polish Int. Qual | 09/23 12:30 | - | Andrei Don v Raghu Mariswamy | W | 0-2 | |
| Syed Modi International 2019, MS, Qualification | 11/26 03:30 | - | Raghu Mariswamy v Kiran George | L | 0-2 | |
| Dutch Int. - Qualif. | 04/11 15:20 | - | Raghu Mariswamy v Bharadwaj, B M R | W | 2-1 | |
| Open de Suisse - Doubles Femmes - Qualif. | 09/04 06:00 | - | Ikhsan L I Rumbay v Raghu Mariswamy | L | 2-0 |