Stadium: Clay 1 Round: 26 Ground: Clay
| ITF - M15 Antalya | 2019/09/18 09:45 | Liska, Tomas v Thiem, Moritz | 4-6,0-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/10 10:05 | Laurent, Thomas v Thiem, Moritz | 3-6,6-4,7-5 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/02 16:00 | Danilchenko, Ilarion v Thiem, Moritz | 7-5,3-6,10-7 |
| ITF M15 Bratislava | 2019/08/27 08:00 | Thiem, Moritz v Masar, Juraj | 1-6,7-6,7-10 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2019/08/08 11:45 | Thiem, Moritz v Bogdan Bobrov | 2-6,1-6 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2019/08/07 14:05 | Nincevic, Frane v Thiem, Moritz | 4-6,3-6 |
| Kitzbuhel, Austria | 2019/07/27 13:45 | Thiem, Moritz v Elliot Benchetrit | 6-7,0-6 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/23 15:30 | Veldheer, Mick v Thiem, Moritz | 6-0,6-1 |
| ITF - M15 Antalya | 2019/09/18 09:30 | Carlo Alberto Fossati v Kai Wehnelt | 3-6,6-7 |
| ITF M15 Ueberlingen | 2019/08/24 10:00 | Kai Wehnelt v Louis Wessels | 3-6,0-6 |
| ITF M15 Ueberlingen | 2019/08/23 14:35 | Jonas Trinker v Kai Wehnelt | 1-6,4-6 |
| ITF M15 Ueberlingen | 2019/08/22 08:00 | Kempen, Lynn Max v Kai Wehnelt | 0-6,0-6 |
| ITF M15 Ueberlingen | 2019/08/21 08:00 | Kurz, Benedict v Kai Wehnelt | 2-6,3-6 |
| ITF M15 Trier | 2019/08/14 10:00 | Niklas Schell v Kai Wehnelt | 7-6,3-6,7-6 |
| ITF M15 Trier | 2019/08/13 09:30 | Nathan Seateun v Kai Wehnelt | 3-6,1-6 |
| Wetzlar, Singles Qualifying M-ITF-GER-11A | 2019/08/08 10:30 | Kai Wehnelt v Mats Rosenkranz | 6-3,4-6,6-7 |