| Challenger Gran Canaria Qual | 2021/02/28 16:05 | Filip Cristian Jianu v Ivan Marrero Curbelo | 5-7,6-3,6-2 |
| ITF M25 Villena | 2021/02/02 08:25 | Ben Patael v Ivan Marrero Curbelo | 6-1,4-6,10-5 |
| ITF M25 Villena | 2021/02/01 09:30 | Ivan Marrero Curbelo v Matteo Gigante | 6-4,2-6,10-4 |
| ITF M15 Getafe Madrid | 2020/11/29 17:30 | Georgii Kravchenko v Ivan Marrero Curbelo | 6-2,6-0 |
| ITF M15 Melilla | 2020/09/22 08:00 | Jorge Martinez Martinez v Ivan Marrero Curbelo | 6-2,6-0 |
| ITF M15 Faro | 2020/03/01 13:00 | Joao Graca v Ivan Marrero Curbelo | 6-2,6-1 |
| ITF M15 Vale Do Lobo | 2020/02/23 10:30 | Alberto Barroso Campos v Ivan Marrero Curbelo | 6-3,6-3 |
| ITF M15 Paguera | 2020/02/19 14:45 | Ivan Marrero Curbelo v Alexander Weis | 6-3,1-6,0-6 |
| ITF M15 Almada | 2021/07/05 11:30 | Kuzey Cekirge v Matthew Dellavedova | 6-3,6-3 |
| ITF M15 Almada | 2021/07/04 13:00 | Kuzey Cekirge v Francisco Faria | 6-1,6-4 |
| UTR Pro Tennis Series Barcelona | 2021/06/26 09:30 | Agustin Velotti v Kuzey Cekirge | 6-1,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/06/24 08:30 | Kuzey Cekirge v Federico Zeballos | 1-6,6-4,7-5 |
| UTR Pro Tennis Series Barcelona | 2021/06/23 09:30 | Kuzey Cekirge v Ihor Dudun | 6-0,5-1 |
| UTR Pro Tennis Series Barcelona | 2021/06/22 11:00 | Kuzey Cekirge v David Perez Sanz | 6-1,6-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/20 10:00 | Kuzey Cekirge v Tristan Meraut | 6-3,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/06/10 11:00 | Kuzey Cekirge v Xavier Gabarro | 3-6,6-7 |