Stadium: Grandstand Round: 25 Ground: Clay
| Florence, Italy | 2019/09/24 14:45 | Okala, Jules v Ehrat, Sandro | 6-3,6-4 |
| Florence, Italy | 2019/09/23 18:15 | Okala, Jules v Balzerani, Riccardo | 3-6,6-4,6-1 |
| Challenger Sibiu | 2019/09/16 13:25 | Okala, Jules v Juan Pablo Varillas | 1-6,3-6 |
| Challenger Seville | 2019/09/09 09:00 | Nicolas Alvarez v Okala, Jules | 6-2,6-4 |
| ITF M25 Bolzano | 2019/08/01 10:15 | Elmar Ejupovic v Okala, Jules | 7-6,6-2 |
| ITF M25 Bolzano | 2019/07/31 15:20 | Pena Lopez, Manuel v Okala, Jules | 4-6,3-6 |
| Troyes, Singles Qualifying M-ITF-FRA-13A | 2019/07/28 12:30 | Orlando Luz v Okala, Jules | 6-0,7-5 |
| Troyes, Singles Qualifying M-ITF-FRA-13A | 2019/07/27 14:10 | Okala, Jules v Ornago, Fabrizio | 6-2,3-6,7-5 |
| Challenger Biella | 2019/09/20 12:50 | Alejandro Davidovich Fokina v Alessandro Giannessi | 6-2,6-1 |
| Challenger Biella | 2019/09/19 14:10 | Marco Trungelliti v Alessandro Giannessi | 6-7,1-6 |
| Challenger Biella | 2019/09/17 10:10 | Dambrosi, Giacomo v Alessandro Giannessi | 4-6,4-6 |
| Challenger Szczecin | 2019/09/11 11:10 | Pawel Juszczak v Alessandro Giannessi | 6-2,6-0 |
| Challenger Como | 2019/08/31 12:10 | Facundo Mena v Alessandro Giannessi | 6-2,1-6,6-2 |
| Challenger Como | 2019/08/30 13:20 | Alessandro Giannessi v Dmitry Popko | 7-6,4-6,6-4 |
| Challenger Como | 2019/08/29 13:25 | Alessandro Giannessi v Sebastian Ofner | 6-4,6-2 |
| Challenger Como | 2019/08/28 08:00 | Alessandro Giannessi v Tatlot, Johan Sebastien | 1-6,6-4,6-3 |