Stadium: Court 1 Round: 25 Ground: Clay
| UTR Pro Tennis Series Barcelona | 2021/12/09 08:00 | Oscar Jose Gutierrez v Kuzey Cekirge | 1-6,6-3,6-0 |
| ITF M25 Santander | 2021/08/24 10:15 | Kuzey Cekirge v Oscar Jose Gutierrez | 7-5,2-6,1-6 |
| UTR Pro Tennis Series Bucharest | 2021/06/04 10:00 | Oscar Jose Gutierrez v Kuzey Cekirge | 6-3,6-2 |