Stadium: Center Court Round: 14 Ground: Carpet indoor
| DTB German Pro Series | 2020/06/23 09:15 | Peter Heller v Philip Florig | 6-0,6-1 |
| Challenger Ismaning | 2021/10/24 09:00 | Philip Florig v Hiroki Moriya | 3-6,3-6 |
| ITF M25 Ueberlingen | 2021/08/16 08:00 | Andres Gabriel Ciurletti v Philip Florig | 7-5,6-3 |
| ITF M25 Frankfurt am Main | 2021/08/10 12:20 | Philip Florig v Pedro Sakamoto | 4-6,1-6 |
| German Championship | 2020/12/08 08:00 | Philip Florig v Benedict Kurz | 7-5,7-5 |
| DTB German Pro Series | 2020/06/26 08:00 | Niklas Guttau v Philip Florig | 6-2,7-6 |
| DTB German Pro Series | 2020/06/25 08:00 | Matthias Bachinger v Philip Florig | 6-3,6-2 |
| DTB German Pro Series | 2020/06/24 10:00 | Niklas Guttau v Philip Florig | 6-7,6-2,6-1 |
| DTB German Pro Series | 2020/06/23 09:15 | Peter Heller v Philip Florig | 6-0,6-1 |
| ITF M15 Antalya | 2021/10/26 08:25 | Peter Heller v Jack Pinnington Jones | 3-6,4-6 |
| Challenger Lisbon | 2021/09/27 09:00 | Santiago Rodriguez Taverna v Peter Heller | 7-6,7-5 |
| Challenger Lisbon | 2021/09/26 11:25 | Luis Faria v Peter Heller | 1-6,7-6,4-6 |
| Challenger Braga | 2021/09/21 09:00 | Thiago Monteiro v Peter Heller | 6-3,6-3 |
| Challenger Braga | 2021/09/19 09:00 | Miguel Gomes v Peter Heller | 0-6,1-6 |
| ITF M15 Allershausen | 2021/09/02 13:40 | Peter Heller v Guy Den Ouden | 6-7,3-6 |
| ITF M15 Allershausen | 2021/09/01 11:15 | Peter Heller v Henri Squire | 6-3,3-6,6-4 |
| ITF M25 Caslano | 2021/08/25 10:25 | Peter Heller v Patrick Kypson | 6-3,3-6,2-6 |