Stadium: Centre Court Round: 25 Ground: Hardcourt outdoor
| ITF M15 New Delhi | 2022/11/03 06:00 | Karan Singh v Manish Sureshkumar | 7-5,6-4 |
| ITF M15 Monastir | 2023/03/08 10:50 | Dominik Boehler v Karan Singh | 7-5,6-3 |
| ITF M15 Monastir | 2023/03/06 15:00 | Karan Singh v Mousa Alkotop | 5-7,6-3,9-11 |
| ITF M15 Monastir | 2023/02/28 10:00 | Stefanos Sakellaridis v Karan Singh | 7-6,3-6,6-2 |
| ITF M25 Monastir | 2023/02/20 10:00 | Karan Singh v Mischa Zverev | 6-7,0-6 |
| ITF M25 Monastir | 2023/02/13 15:30 | Florent Bax v Karan Singh | 6-2,7-5 |
| ITF M25 Monastir | 2023/02/13 12:00 | Darrshan Suresh v Karan Singh | 7-6,2-6,5-10 |
| ITF M25 Monastir | 2023/02/12 10:30 | Isaac Nortey v Karan Singh | 5-7,3-6 |
| ITF M15 Monastir | 2023/02/06 10:50 | Karan Singh v Mikail Alimli | 4-6,4-6 |
| Challenger Pune | 2023/02/26 07:50 | Manish Sureshkumar v Benjamin Lock | 6-2,1-6,1-6 |
| Challenger Chennai | 2023/02/12 07:15 | Alibek Kachmazov v Manish Sureshkumar | 6-1,6-2 |
| ITF M25 Manacor | 2023/01/26 12:50 | Abedallah Shelbayh v Manish Sureshkumar | 7-6,2-6,6-3 |
| ITF M25 Manacor | 2023/01/24 14:00 | Manish Sureshkumar v Yaroslav Demin | 6-3,6-7,6-3 |
| ITF M25 Mumbai | 2022/11/16 06:10 | Kazuki Nishiwaki v Manish Sureshkumar | 7-6,6-2 |
| ITF M25 Indore | 2022/11/09 05:55 | Manish Sureshkumar v Boris Butulija | 3-6,4-6 |
| ITF M15 New Delhi | 2022/11/03 06:00 | Karan Singh v Manish Sureshkumar | 7-5,6-4 |
| ITF M15 New Delhi | 2022/11/02 10:25 | Aman Dahiya v Manish Sureshkumar | 1-6,3-6 |