Stadium: Court 9 Round: 29 Ground: Clay
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/06 12:00 | Roumane, Rayane v Vanneste, Jeroen | 5-7,2-6 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/05 11:00 | Vanneste, Jeroen v Malla, Bastian | 6-3,6-1 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/04 12:00 | Gabashvili, Teimuraz v Vanneste, Jeroen | 3-6,4-6 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/03 10:40 | Romeo, Felix v Vanneste, Jeroen | 0-6,1-6 |
| ITF M25 Arlon | 2019/06/30 14:00 | Juan Pablo Varillas v Vanneste, Jeroen | 5-7,6-7 |
| ITF M25 Arlon | 2019/06/29 11:00 | Vandenbulcke, Yannick v Vanneste, Jeroen | 3-6,1-6 |
| ITF M25 Arlon | 2019/06/28 09:00 | Vanneste, Jeroen v Facundo Mena | 6-3,6-3 |
| ITF M25 Arlon | 2019/06/27 08:00 | Jacopo Berrettini v Vanneste, Jeroen | 1-6,4-6 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/06 12:00 | Jahn, Jeremy v Eriksson, Markus | 7-5,7-6 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/05 13:00 | Zizou Bergs v Jahn, Jeremy | 6-4,2-6,6-7 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/04 09:40 | Antonescu, Vasile v Jahn, Jeremy | 2-6,3-6 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/03 17:30 | Simon Beaupain v Jahn, Jeremy | 1-6,1-6 |
| ITF M25 Arlon | 2019/06/26 08:00 | Ehrat, Sandro v Jahn, Jeremy | 6-4,6-1 |
| Challenger Bratislava | 2019/06/19 14:50 | Jahn, Jeremy v Martin, Andrej | 7-6,2-6,2-6 |
| Challenger Bratislava | 2019/06/17 15:20 | Jahn, Jeremy v Simon, Tobias | 6-4,6-7,6-1 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/05 13:40 | Jahn, Jeremy v Frawley, James | 6-2,3-6,7-6 |