| ITF Netherlands F5 | 08/18 07:00 | 62 | Leuch, Vital Flurin v Borg, Maikel | 5-7,1-6 | |
| ITF Austria F6 | 08/05 09:00 | 62 | Patzanovsky, Christopher v Leuch, Vital Flurin | 7-6,6-2 | |
| ITF Austria F6 | 08/04 11:30 | 62 | Leuch, Vital Flurin v Corioni, Lorenzo | 6-4,6-4 | |
| ITF Austria F5 | 08/02 08:00 | 26 | Alexandar Lazarov v Leuch, Vital Flurin | 6-2,6-4 | |
| ITF Austria F5 | 08/01 09:35 | 25 | Cmager, Nick v Leuch, Vital Flurin | 1-6,3-6 | |
| ITF Austria F5 Qual | 07/30 12:00 | 46 | Leuch, Vital Flurin v Ambrozic, David Lucas | 6-1,6-0 | |
| ITF Austria F5 Qual | 07/29 10:30 | 45 | Ren Nakamura v Leuch, Vital Flurin | 6-3,6-7,4-6 | |
| ITF Austria F3 | 07/14 07:15 | 62 | Bangratz, Johannes v Leuch, Vital Flurin | 3-6,6-1,6-3 | |
| ITF Austria F2 | 07/07 12:30 | 62 | Schranz, Bernie v Leuch, Vital Flurin | 6-2,6-1 | |
| ITF Austria F2 | 07/07 07:15 | 62 | Leuch, Vital Flurin v Vujic, Marko | 6-4,7-5 | |
| ITF Austria F1 | 06/30 11:00 | 62 | Lah, Sven v Leuch, Vital Flurin | 6-1,6-0 | |
| ITF Austria F1 | 06/30 07:00 | 62 | Leuch, Vital Flurin v Romay, Alexander | 6-7,6-3,6-3 | |
| Turkey F17, Singles Qualifying | 04/28 07:30 | 44 | Leuch, Vital Flurin v Cmager, Nick | 3-6,1-6 | |
| Turkey F16, Singles Qualifying | 04/21 09:30 | 62 | Leuch, Vital Flurin v Frost, Linus | 1-6,0-6 | |
| Turkey F15, Singles Qualifying | 04/14 09:30 | 62 | Erdbories, Tillmann v Leuch, Vital Flurin | 7-6,7-5 | |
| Coupe Davis | 04/07 08:55 | 29 | Podzus, Martins v Leuch, Vital Flurin | 6-0,6-4 | |
| Coupe Davis | 04/06 10:05 | 1 | Asciak, Matthew v Leuch, Vital Flurin | 7-6,6-1 | |
| Coupe Davis | 04/05 10:00 | - | Leuch, Vital Flurin v Bajraliu, Granit | 6-0,6-1 | |
| Coupe Davis | 04/04 10:45 | - | Dontu, Vasilii v Leuch, Vital Flurin | 7-5,6-4 | |
| ITF Portugal F2 Qual | 02/25 10:00 | 60 | Veldheer, Mick v Leuch, Vital Flurin | 6-1,6-3 | |
| ITF Portugal F1 | 02/17 10:00 | 60 | Siddall, Daniel v Leuch, Vital Flurin | 6-2,6-1 | |
| ITF Spain F2 | 01/20 08:30 | 62 | Leuch, Vital Flurin v Mrazek, David | 3-6,3-6 | |
| ITF Spain F1 | 01/14 11:30 | 62 | Leuch, Vital Flurin v Leote Prata, Martim | 5-7,3-6 | |
| ITF Greece F8 | 11/04 09:30 | 62 | Mate Valkusz v Leuch, Vital Flurin | 6-3,6-0 | |
| ITF Greece F7 | 10/29 11:00 | 62 | Leuch, Vital Flurin v Dan Alexandru Tomescu | 3-6,1-6 | |
| ITF Germany F14 | 10/08 11:30 | 44 | Dubrivnyy, Artem v Leuch, Vital Flurin | 6-1,6-2 | |
| ITF Germany F14 | 10/08 07:00 | 44 | Leuch, Vital Flurin v Brutscher, Tobias | 6-4,6-3 | |
| ITF Turkey F34 | 09/10 10:30 | 44 | Leuch, Vital Flurin v Shubladze, Vazha | 4-6,3-6 | |
| ITF Turkey F34 | 09/09 10:30 | 44 | Oswald, Jack v Leuch, Vital Flurin | 2-6,0-6 | |
| ITF Turkey F33 | 09/02 11:00 | 62 | Leuch, Vital Flurin v Ivanov, Vladislav | 5-7,2-6 |