Stadium: BNP Paribas Court Round: 25 Ground: Clay
| ITF M15 Oldenzaal | 2021/08/17 07:30 | Mattia Bellucci v Karlo Cubelic | 7-6,7-5 |
| ITF M15 Oldenzaal | 2021/08/16 10:00 | Adrian Oetzbach v Karlo Cubelic | 5-7,7-5,3-10 |
| ITF M15 Oldenzaal | 2021/08/15 12:00 | Jing L Weng v Karlo Cubelic | 3-6,1-6 |
| ITF M25 Frankfurt am Main | 2021/08/10 08:20 | Daniel Cukierman v Karlo Cubelic | 2-6,6-4,10-2 |
| ITF M25 Frankfurt am Main | 2021/08/09 11:05 | Jan Soeren Hain v Karlo Cubelic | 3-6,2-6 |
| ITF M25 Marburg | 2021/07/05 13:55 | Dominik Recek v Karlo Cubelic | 6-4,6-2 |
| ITF M15 Antalya | 2021/06/06 07:30 | Karlo Cubelic v Vitali Shvets | 5-7,6-4,3-10 |
| ITF M15 Jerusalem | 2021/05/13 07:00 | Karlo Cubelic v Felix Corwin | 2-6,0-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/10 08:00 | Maxime Chazal v Juan P Canas Garcia | 2-6,0-0 |
| UTR Pro Tennis Series Barcelona | 2021/06/09 11:00 | Yurii Dzhavakian v Maxime Chazal | 6-4,7-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/08 12:30 | Jordi Mas De Ugarte v Maxime Chazal | 2-6,2-5 |
| UTR Pro Tennis Series France | 2020/09/29 09:30 | Maxime Chazal v Alen Avidzba | 1-6,1-6 |
| UTR Pro Tennis Series France | 2020/09/28 10:30 | Thomas Laurent v Maxime Chazal | 6-2,6-2 |
| UTR Pro Tennis Series France | 2020/09/27 12:30 | Jonathan Eysseric v Maxime Chazal | 6-7,6-3,3-10 |
| UTR Pro Tennis Series France | 2020/09/26 11:00 | Gabriel Petit v Maxime Chazal | 1-6,2-6 |
| UTR Pro Tennis Series France | 2020/09/25 09:55 | Maxime Chazal v Alen Avidzba | 6-3,6-1 |