Stadium: Clay 1 Round: 27 Ground: Clay
| ITF Kuwait F2 | 2018/11/06 10:10 | Peter Heller v Stevens, Bart | 6-4,6-3 |
| ITF - M15 Antalya | 2019/10/03 07:00 | Peter Heller v Aleksandre Bakshi | 6-0,7-5 |
| ITF - M15 Antalya | 2019/10/02 10:30 | Peter Heller v Lukas H Lilleengen | 6-2,6-0 |
| ITF M25 Ricany | 2019/09/26 11:40 | Jonas Forejtek v Peter Heller | 6-4,7-6 |
| 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 Baldi, Filippo | 3-6,6-4,7-5 |
| Challenger Biella | 2019/09/16 11:35 | Peter Heller v Jordan Correia Passos Do Carmo | 7-6,6-2 |
| Austria Bundesliga | 2019/09/07 10:00 | Hampel, Lenny v Peter Heller | 3-6,6-3,6-4 |
| Trieste, Singles M-ITF-ITA-20A | 2019/09/04 15:35 | Juan Pablo Varillas v Peter Heller | 6-2,6-4 |
| ITF - M15 Antalya | 2019/10/03 07:00 | March, Antonio Cayetano v Stevens, Bart | 3-6,4-6 |
| ITF - M15 Antalya | 2019/10/02 07:00 | Stevens, Bart v Denis Klok | 6-3,6-4 |
| ITF - M15 Antalya | 2019/09/26 09:50 | Kai Wehnelt v Stevens, Bart | 6-4,6-3 |
| ITF M15 Haren | 2019/08/29 09:00 | David Pichler v Stevens, Bart | 6-2,6-2 |
| ITF M15 Haren | 2019/08/28 09:00 | Adil Kalyanpur v Stevens, Bart | 1-6,0-6 |
| Schlieren, Singles M-ITF-SUI-02A | 2019/08/21 08:00 | Stevens, Bart v Daniel Masur | 6-3,3-6,4-6 |
| ITF M15 Oldenzaal | 2019/08/17 10:45 | Stevens, Bart v Admiraal, Amadatus | 4-6,1-6 |
| ITF M15 Oldenzaal | 2019/08/16 09:00 | Eisinga, Zachary v Stevens, Bart | 2-6,6-3,5-7 |