Stadium: Court 1 Round: 25 Ground: Clay
| ITF Czech Republic F10 | 2017/11/16 11:15 | Marek Jaloviec v Peter Heller | 6-4,6-4 |
| Challenger Prostejov | 2019/06/03 08:00 | Marek Jaloviec v Pavel Nejedly | 2-6,2-6 |
| ITF M15 Heraklion | 2019/05/29 07:00 | Artur Shakhnubaryan v Marek Jaloviec | 3-6,6-4,6-4 |
| ITF M15 Heraklion | 2019/05/22 08:30 | Andres Artunedo Martinavarr v Marek Jaloviec | 2-6,7-6,7-5 |
| ITF M15 Heraklion | 2019/05/17 07:00 | Marek Jaloviec v Edan Leshem | 7-5,5-7,1-6 |
| ITF M15 Heraklion | 2019/05/16 10:05 | Marek Jaloviec v Gabriel Donev | 6-3,6-2 |
| ITF M15 Heraklion | 2019/05/08 10:10 | Marek Jaloviec v Michail Pervolarakis | 2-6,4-6 |
| ITF M15 Sharm El Sheikh | 2019/04/11 10:15 | Marek Jaloviec v Jakub Paul | 6-1,5-7,3-6 |
| ITF M15 Sharm El Sheikh | 2019/04/10 08:00 | Marek Jaloviec v Nino Portales | 6-4,6-3 |
| Challenger Biella | 2019/09/19 12:00 | Gianluca Mager v Peter Heller | 6-4,7-6 |
| Challenger Biella | 2019/09/17 13:35 | Peter Heller v Filippo Baldi | 3-6,6-4,7-5 |
| Challenger Biella | 2019/09/16 11:35 | Peter Heller v Jordan Correia | 7-6,6-2 |
| Austria Bundesliga | 2019/09/07 10:00 | Lenny Hampel v Peter Heller | 3-6,6-3,6-4 |
| ITF M25 Trieste | 2019/09/04 15:35 | Juan Pablo Varillas v Peter Heller | 6-2,6-4 |
| ITF M25 Trieste | 2019/09/03 17:30 | Thiemo De Bakker v Peter Heller | 3-6,6-2,4-6 |
| ITF M25 Trieste | 2019/09/03 13:30 | Thiemo De Bakker v Peter Heller | 3-6,6-2,4-6 |
| Challenger Mallorca | 2019/08/28 12:35 | Peter Heller v Alejandro Davidovich Fokina | 5-7,4-6 |