Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF - Sharm El Sheikh M15 | 2021/04/08 07:30 | Nicolas Moreno De Alboran v Issei Okamura | 7-5,6-1 |
| ITF - Sharm El Sheikh M15 | 2021/04/07 12:50 | Alexandros Skorilas v Issei Okamura | 5-7,2-6 |
| ITF - Sharm El Sheikh M15 | 2021/03/31 14:10 | Issei Okamura v Petros Chrysochos | 2-6,4-6 |
| ITF - Sharm El Sheikh M15 | 2021/03/30 07:30 | Issei Okamura v Lewie Lane | 6-4,1-6,10-6 |
| ITF - Sharm El Sheikh M15 | 2021/03/29 11:30 | Issei Okamura v Ivan Mikhaylyuk | 6-1,6-2 |
| ITF - Sharm El Sheikh M15 | 2021/03/28 14:30 | Issei Okamura v Michal Novansky | 6-1,6-1 |
| ITF - Sharm El Sheikh M15 | 2021/03/21 17:30 | Issei Okamura v Tim Handel | 4-6,4-6 |
| ITF - Sharm El Sheikh M15 | 2021/02/07 13:00 | Issei Okamura v Erik Crepaldi | 3-6,0-6 |
| ITF - Santo Domingo M25 | 2021/05/31 15:30 | Ying Hou v Ronan Jachuck | 1-6,1-6 |
| ITF - Santo Domingo M25 | 2021/05/30 17:00 | Ivo Cimino v Ronan Jachuck | 0-6,0-6 |
| UTR Pro Tennis Series - Atlanta | 2021/04/17 15:30 | Matthew Segura v Ronan Jachuck | 6-4,7-6 |
| UTR Pro Tennis Series - Atlanta | 2021/04/16 17:00 | Drew Van Orderlain v Ronan Jachuck | 3-6,3-6 |
| UTR Pro Tennis Series - Atlanta | 2021/04/15 14:00 | Evan Bynoe v Ronan Jachuck | 2-6,0-5 |
| UTR Pro Tennis Series - Atlanta | 2021/04/14 18:30 | McClain Kessler v Ronan Jachuck | 3-6,4-6 |
| UTR Pro Tennis Series - Atlanta | 2021/04/12 17:00 | Elio Jose Ribeiro Lago v Ronan Jachuck | 2-6,0-5 |
| UTR Pro Tennis Series - Atlanta | 2021/04/11 14:30 | Ronan Jachuck v Alexis Gurmendi | 6-3,6-1 |