Stadium: Center Court Round: 64 Ground: Clay
| Challenger Forli | 2020/09/24 09:55 | Guilherme Clezar v Andrea Pellegrino | 4-6,2-6 |
| Challenger Forli | 2020/09/23 10:45 | Federico Coria v Guilherme Clezar | 6-7,7-6,4-6 |
| Challenger Forli | 2020/09/21 08:00 | Guilherme Clezar v Matthias Bachinger | 7-6,3-6,6-3 |
| ITF M25 Plaisir | 2020/09/18 11:00 | Igor Sijsling v Guilherme Clezar | 6-4,6-4 |
| ITF M25 Plaisir | 2020/09/17 10:20 | Valentin Royer v Guilherme Clezar | 7-6,6-7,4-6 |
| ITF M25 Plaisir | 2020/09/16 12:10 | Alexis Gautier v Guilherme Clezar | 4-6,4-6 |
| Challenger Monterrey | 2020/03/05 20:30 | Guilherme Clezar v Kevin King | 6-7,6-4,4-6 |
| Challenger Monterrey | 2020/03/04 17:00 | Federico Coria v Guilherme Clezar | 1-6,7-6,6-7 |
| Adriatic Tennis Series | 2020/06/16 11:00 | Nikola Mektic v Duje Kekez | 6-2,6-1 |
| ITF M15 Porec | 2020/03/09 10:15 | Duje Kekez v Tomislav Jotovski | 2-6,2-6 |
| ITF M15 Porec | 2020/03/08 10:55 | Duje Kekez v Alen Rogic-Hadzalic | 7-5,6-2 |
| ITF M15 Cairo | 2020/01/16 10:25 | Duje Kekez v Petr Hajek | 5-7,6-2,3-6 |
| ITF M15 Cairo | 2020/01/15 09:15 | Mathieu Perchicot v Duje Kekez | 4-6,4-6 |
| ITF M15 Antalya | 2019/10/31 08:55 | Michael Vrbensky v Duje Kekez | 6-2,6-4 |
| ITF M15 Antalya | 2019/10/30 08:20 | Duje Kekez v Tomas Liska | 6-1,6-2 |
| ITF M15 Antalya | 2019/10/24 09:30 | Duje Kekez v Michael Vrbensky | 4-6,6-4,6-7 |