Stadium: Court 1 Round: 24 Ground: Clay
| Challenger Cordenons | 2019/08/14 18:20 | Paolo Lorenzi v Guilherme Clezar | 2-6,7-5,7-6 |
| Challenger Cordenons | 2019/08/13 08:00 | Fabien Reboul v Guilherme Clezar | 2-6,2-6 |
| Challenger Tampere | 2019/07/25 09:00 | Guilherme Clezar v Pedja Krstin | 6-7,1-6 |
| Challenger Tampere | 2019/07/24 07:30 | Federico Gaio v Guilherme Clezar | 3-6,5-7 |
| Challenger Tampere | 2019/07/22 09:00 | Guilherme Clezar v Zsombor Piros | 6-3,6-4 |
| Challenger Amersfoort | 2019/07/18 09:00 | Pedro Martinez v Guilherme Clezar | 7-6,6-2 |
| Challenger Amersfoort | 2019/07/17 08:00 | Guilherme Clezar v Tobias Kamke | 6-2,6-2 |
| Challenger Amersfoort | 2019/07/15 14:05 | Frederico Ferreira Silva v Guilherme Clezar | 5-7,1-6 |
| Challenger Cordenons | 2019/08/12 12:30 | Alejandro Gonzalez v Ante Pavic | 6-3,6-2 |
| Challenger Sopot | 2019/07/29 11:00 | Javier Barranco Cosano v Ante Pavic | 6-4,7-5 |
| ATP Antalya | 2019/06/22 12:25 | Ante Pavic v Marc-Andrea Huesler | 6-7,7-6,6-7 |
| Challenger Shymkent 2 | 2019/06/11 04:00 | Ante Pavic v Baptiste Crepatte | 4-6,6-0,5-7 |
| Challenger Almaty | 2019/06/04 08:35 | Ante Pavic v Evgeny Karlovskiy | 3-6,6-7 |
| Challenger Almaty | 2019/06/03 05:55 | Skander Mansouri v Ante Pavic | 3-6,4-6 |
| Challenger Rome | 2019/05/06 16:10 | Ante Pavic v Andrea Collarini | 4-6,4-6 |
| Challenger Puerto Vallarta | 2019/04/30 02:00 | Ernesto Escobedo v Ante Pavic | 7-6,3-6,7-6 |