Stadium: Court 6 Round: 54 Ground: Clay
| ITF M15 Frankfurt Am Main | 2023/08/07 10:00 | Gregor Ramskogler v Bengt Johan Reinhard | 6-2,6-4 |
| ITF M15 Fayetteville | 2022/09/22 14:00 | Gregor Ramskogler v Warren Wood | 7-5,4-6,0-6 |
| ITF M15 Fayetteville | 2022/09/21 16:15 | Osgar O'Hoisin v Gregor Ramskogler | 6-7,3-6 |
| ITF M25 Fayetteville | 2022/09/20 15:00 | Finn Reynolds v Gregor Ramskogler | 2-6,4-6 |
| ITF M15 Frankfurt Am Main | 2022/08/11 09:00 | Imanol L Morillo v Gregor Ramskogler | 6-4,6-2 |
| ITF M15 Frankfurt Am Main | 2022/08/10 09:00 | Gregor Ramskogler v Max Wiskandt | 6-4,6-4 |
| ITF M15 Frankfurt Am Main | 2022/08/08 08:00 | Gregor Ramskogler v Joris Hoogland | 7-6,7-5 |
| ITF M15 Kottingbrunn | 2022/08/02 07:00 | Gregor Ramskogler v Michael Gloeckler | 2-6,4-6 |
| ITF M15 Frankfurt Am Main | 2023/08/07 10:00 | Mark Wallner v Giuseppe La Vela | 6-4,7-5 |
| ITF M15 Celje | 2023/06/27 07:00 | Gian Marco Ortenzi v Mark Wallner | 6-4,6-4 |
| ITF M15 Celje | 2023/06/26 11:40 | Mark Wallner v Alexander Klintcharov | 6-2,7-6 |
| ITF M15 Litija | 2023/06/12 07:00 | Corey Gaal v Mark Wallner | 3-6,6-3,12-10 |
| ITF M25 Jablonec Nad Nisou | 2023/05/29 08:00 | Luca Wiedenmann v Mark Wallner | 6-4,6-3 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 08:00 | Mark Wallner v Maurus Malgiaritta | 6-1,6-0 |
| ITF M15 Warmbad-Villach | 2023/05/21 10:00 | Jakob Schnaitter v Mark Wallner | 6-3,6-0 |
| ITF M25 Prague | 2023/05/18 09:00 | Mark Wallner v Patrik Rikl | 2-6,2-6 |