Stadium: Altb.5 Round: 54 Ground: Clay
| ITF M15 Oldenzaal | 2019/08/13 07:30 | van Der Horst, Tim v Hoeveler, Leon | 7-6,6-3 |
| ITF M15 Oldenzaal | 2019/08/12 09:30 | Andersson, Oliver v Hoeveler, Leon | 4-6,6-2,5-10 |
| ITF M25 Kassel | 2019/07/16 08:00 | Marek Gengel v Hoeveler, Leon | 6-0,6-2 |
| ITF M25 Kassel | 2019/07/15 11:00 | Hoeveler, Leon v Karlo Cubelic | 1-6,7-6,11-9 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/01 08:00 | Andrea Bolla v Hoeveler, Leon | 6-4,6-3 |
| ITF M25 Arlon | 2019/06/24 11:15 | Andrea Guerrieri v Hoeveler, Leon | 6-4,6-1 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/03 09:00 | Elmar Ejupovic v Hoeveler, Leon | 6-1,6-1 |
| ITF - M15 Héraklion | 2019/05/14 07:00 | Thiem, Moritz v Hoeveler, Leon | 7-5,6-2 |
| ITF M15 Cairo | 2019/04/29 09:00 | Thurner, Dean v Shokeir, Aly | 1-6,1-6 |
| ITF Turkey F31 | 2018/10/06 07:00 | Wakita, Shunsuke v Thurner, Dean | 6-4,6-4 |
| ITF Turkey F30 | 2018/09/29 07:00 | Thurner, Dean v Walder, Jordi | 3-6,1-6 |