Stadium: Center Court Round: 28 Ground: Clay
| ITF Italy F34 | 2017/10/18 15:15 | Netuschil, Marvin v Lenz, Julian | 1-6,6-4,4-6 |
| ITF Italy F33 | 2017/10/11 14:30 | Lenz, Julian v Netuschil, Marvin | 6-4,4-6,6-3 |
| ITF Germany F6 | 2016/07/07 12:20 | Lenz, Julian v Netuschil, Marvin | 4-6,6-4,4-6 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/07 14:00 | Lenz, Julian v Gonzalo Villanueva | 6-3,6-0 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/06 11:30 | Lenz, Julian v Lindell, Christian | 6-3,6-3 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/05 16:20 | Lenz, Julian v Kirill Kivattsev | 6-1,6-2 |
| ITF M25 Most | 2019/06/01 10:25 | Maxime Chazal v Lenz, Julian | 6-4,3-6,6-3 |
| ITF M25 Most | 2019/05/31 08:00 | Lenz, Julian v Evan Furness | 7-6,6-0 |
| ITF M25 Most | 2019/05/30 08:00 | Lenz, Julian v Styler, Ondrej | 6-2,7-6 |
| ITF M25 Most | 2019/05/29 12:10 | Lenz, Julian v Krystof Zapsky | 6-2,6-2 |
| Shymkent 2, Kazakhstan | 2019/05/06 05:30 | Lenz, Julian v Grills, Jacob | 3-6,4-6 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/07 15:55 | Sinclair, Colin v Netuschil, Marvin | 4-6,2-6 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/06 13:00 | Michael Vrbensky v Netuschil, Marvin | 6-7,3-6 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/04 11:10 | Heger, Tim v Netuschil, Marvin | 1-6,1-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 08:00 | Sinclair, Colin v Netuschil, Marvin | 6-3,7-6 |
| ITF M15 Troisdorf | 2019/05/09 12:45 | Netuschil, Marvin v Vanneste, Jeroen | 6-7,3-6 |
| ITF M15 Troisdorf | 2019/05/09 08:00 | Netuschil, Marvin v Johan Nikles | 7-6,7-6 |
| ITF M15 Troisdorf | 2019/05/07 09:30 | Netuschil, Marvin v Dane Sweeny | 6-0,6-1 |
| ITF M15 Madrid | 2019/04/19 13:00 | Johan Nikles v Netuschil, Marvin | 6-2,4-6,7-6 |