Stadium: Court 4 Round: 25 Ground: Clay
| ITF M25 Velenje | 2021/07/07 08:00 | Oscar Jose Gutierrez v Constantin Bittoun Kouzmine | 4-6,6-3,6-4 |
| ITF M25 Velenje | 2021/07/06 08:00 | Constantin Bittoun Kouzmine v Lukas Palovic | 6-2,2-6,10-8 |
| ITF M25 Velenje | 2021/07/04 07:30 | Constantin Bittoun Kouzmine v Francisco Vittar | 7-5,6-1 |
| ITF M25 The Hague | 2021/07/01 17:00 | Constantin Bittoun Kouzmine v Tim Van Rijthoven | 5-7,4-6 |
| ITF M25 The Hague | 2021/07/01 07:30 | Sidane Pontjodikromo v Constantin Bittoun Kouzmine | 6-7,2-6 |
| ITF M25 The Hague | 2021/06/28 07:55 | Dominik Palan v Constantin Bittoun Kouzmine | 6-2,2-6,6-10 |
| ITF M25 The Hague | 2021/06/27 08:00 | Roland Stuurman v Constantin Bittoun Kouzmine | 2-6,1-6 |
| ITF M25 Alkmaar | 2021/06/20 17:00 | Constantin Bittoun Kouzmine v Michiel de Krom | 3-6,3-6 |
| Diriyah Tennis Cup Consolation Draw | 2019/12/14 11:00 | Michael Mmoh v Ammar Alhaqbani | 6-2,6-0 |
| Davis Cup | 2019/09/14 07:00 | Ammar Alhaqbani v Timothy Tep | 6-0,6-2 |
| Davis Cup | 2019/09/13 07:00 | Matthew Stubbings v Ammar Alhaqbani | 1-6,2-6 |
| Davis Cup | 2019/09/12 07:00 | Ammar Alhaqbani v Shibu Lal | 6-1,6-1 |
| Davis Cup | 2018/04/07 12:35 | Samneang Long v Ammar Alhaqbani | 1-6,2-6 |
| Davis Cup | 2018/04/05 11:15 | Seif Adas v Ammar Alhaqbani | 6-4,3-6,6-4 |
| Davis Cup | 2018/04/04 11:55 | Ammar Alhaqbani v Yacoub Makzoume | 7-5,2-6,6-3 |
| Davis Cup | 2018/04/03 11:20 | Abdullah Maqdes v Ammar Alhaqbani | 3-6,6-4,6-1 |