Stadium: Court 2 Round: 26 Ground: Clay
| ITF M15 Telfs | 2019/07/10 08:00 | Semjan, Marek v Hampel, Lenny | 1-6,3-6 |
| ITF M25 Pardubice | 2019/06/27 08:30 | Hampel, Lenny v Manuel Guinard | 4-6,1-6 |
| ITF M25 Pardubice | 2019/06/26 10:05 | Georgii Kravchenko v Hampel, Lenny | 1-6,2-6 |
| Balatonalmadi, Singles Qualifying M-ITF-HUN-02A | 2019/06/19 14:15 | Hampel, Lenny v Gergely Madarasz | 3-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/21 10:10 | Lukas Klein v Hampel, Lenny | 6-1,6-2 |
| ITF M25 Jablonec Nad Nisou | 2019/05/20 08:00 | Andrej Krajcik v Hampel, Lenny | 1-6,2-6 |
| ITF - M25 Santa Margherita | 2019/04/30 13:30 | Maiga, Riccardo v Hampel, Lenny | 6-7,6-4,6-3 |
| ITF - M25 Santa Margherita | 2019/04/23 16:20 | Hampel, Lenny v Caruana, Liam | 6-3,6-7,6-7 |
| ITF M15 Telfs | 2019/07/10 11:30 | Aichhorn, Jakob v Petrone, Alessandro | 6-4,6-3 |
| ITF M25 Jablonec Nad Nisou | 2019/05/20 09:00 | Aichhorn, Jakob v Frawley, James | 4-6,3-6 |
| ITF M15 Prague | 2019/05/15 08:00 | Bangoura, Sekou v Aichhorn, Jakob | 6-3,7-5 |
| ITF M15 Prague | 2019/05/13 11:30 | Aichhorn, Jakob v Dominique Graf | 5-7,6-4,10-1 |
| ITF - M15 Opatija | 2019/03/28 09:00 | Nik Razborsek v Aichhorn, Jakob | 6-4,3-6,6-3 |
| ITF - M15 Opatija | 2019/03/27 09:40 | Eminefendic, Ervin Haris v Aichhorn, Jakob | 2-6,2-6 |
| ITF - M15 Opatija | 2019/03/25 09:55 | Mrsic, Luka v Aichhorn, Jakob | 1-6,6-0,7-10 |
| ITF - M15 Rovinj | 2019/03/19 10:30 | Fabian Marozsan v Aichhorn, Jakob | 6-4,6-2 |