Stadium: Court 17 Round: 25 Ground: Clay
| ITF M15 - New Delhi | 2021/04/01 06:10 | Manish Sureshkumar v Zsombor Velcz | 3-6,2-6 |
| ITF M15 - New Delhi | 2021/03/31 07:50 | Manish Sureshkumar v Preston Brown | 6-3,6-3 |
| ITF M15 - Pune | 2021/03/27 07:00 | Manish Sureshkumar v Oliver Crawford | 4-6,2-6 |
| ITF M15 - Pune | 2021/03/26 07:30 | Henry Patten v Manish Sureshkumar | 6-3,6-7,4-6 |
| ITF M15 - Pune | 2021/03/25 08:05 | Zsombor Velcz v Manish Sureshkumar | 6-3,6-7,4-6 |
| ITF M15 - Pune | 2021/03/24 04:00 | Lorenzo Bocchi v Manish Sureshkumar | 1-6,4-6 |
| ITF M15 - Indore | 2021/03/12 06:40 | Manish Sureshkumar v Zane Khan | 4-6,1-6 |
| ITF M15 - Indore | 2021/03/11 05:40 | Manish Sureshkumar v S D Prajwal Dev | 6-3,2-6,6-3 |
| ITF M15 - Cairo | 2021/08/04 13:30 | Keisuke Saitoh v Marlon Vankan | 6-4,7-5 |
| ITF M15 - Cairo | 2021/07/28 08:00 | Alejo Lorenzo Lingua Lavallen v Marlon Vankan | 6-3,6-0 |
| ITF M15 - Cairo | 2021/07/27 08:00 | Marlon Vankan v Menelaos Efstathiou | 6-2,2-6,11-9 |
| ITF M15 - Cairo | 2021/07/26 09:00 | Marlon Vankan v Tomohiro Masabayashi | 6-4,6-2 |
| ITF M15 - Cairo | 2021/07/25 11:00 | Marlon Vankan v Tommaso Vescovi | 6-1,6-2 |
| ITF M15 - Esch/Alzette | 2021/07/21 11:50 | Marlon Vankan v Mick Veldheer | 3-6,6-0,6-7 |
| ITF M15 - Esch/Alzette | 2021/07/20 15:45 | Marlon Vankan v Alex Knaff | 6-4,6-4 |
| ITF M15 - Esch/Alzette | 2021/07/19 08:55 | Marlon Vankan v Adrian Oetzbach | 6-3,6-7,10-6 |