| ITF M15 Heraklion | 2021/05/31 06:30 | Mattia Bellucci v Christos Keisidis | 6-4,6-3 |
| ITF M15 Heraklion | 2021/05/24 06:30 | Christos Keisidis v William Griffith | 2-6,3-6 |
| ITF M15 Heraklion | 2021/05/23 08:00 | Matic Dimic v Christos Keisidis | 2-6,4-6 |
| ITF M15 Heraklion | 2021/05/19 06:30 | Christos Keisidis v Aristotelis Thanos | 2-6,2-6 |
| ITF M15 Heraklion | 2020/03/10 08:00 | Ioannis Xilas v Christos Keisidis | 0-6,6-4,10-6 |
| ITF M15 Heraklion | 2020/03/04 12:10 | Christos Keisidis v Antoine Cornut-Chauvinc | 5-7,2-6 |
| ITF M15 Heraklion | 2020/02/26 11:25 | Markos Kalovelonis v Christos Keisidis | 5-7,6-4,6-4 |
| ITF M15 Heraklion | 2020/02/25 08:00 | Christos Keisidis v Nicolas Tepmahc | 6-3,4-6,13-11 |
| ITF M15 Marbella | 2021/05/23 09:30 | Asier P D Zulueta v Lawrence Bataljin | 2-6,7-6,10-8 |
| ITF M25 Vic | 2021/05/16 08:00 | Lawrence Bataljin v Miguel Damas | 2-6,3-6 |
| ITF M15 Cairo | 2021/04/12 08:30 | Lorenzo Vatteroni v Lawrence Bataljin | 6-2,6-3 |
| ITF M15 Cairo | 2021/04/11 07:00 | Lawrence Bataljin v Kousuke Ogura | 6-1,5-7,20-18 |
| ITF M15 Sharm El Sheikh | 2021/04/05 07:30 | Lukas Krainer v Lawrence Bataljin | 6-2,6-0 |
| ITF M15 Sharm El Sheikh | 2021/04/04 12:30 | Lawrence Bataljin v Yacoub Makzoume | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2021/03/29 10:00 | Lawrence Bataljin v Alexandros Skorilas | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/03/28 11:30 | Lawrence Bataljin v Shahar Gabay | 6-2,6-2 |