Stadium: Staerk Court Round: 26 Ground: Clay
| ITF USA F1 | 2015/01/11 16:00 | Lindell, Christian v Lenz, Julian | 7-5,6-0 |
| 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 |
| Challenger Bordeaux | 2019/05/02 10:20 | Lenz, Julian v Ymer, Mikael | 4-6,4-6 |
| Challenger Bordeaux | 2019/04/30 08:00 | Antoine Hoang v Lenz, Julian | 6-7,6-3,3-6 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/05 12:25 | Louis Wessels v Lindell, Christian | 6-7,1-6 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/04 12:50 | Lindell, Christian v Henri Squire | 6-3,6-2 |
| Karlsruhe, Singles M-ITF-GER-04A | 2019/06/03 09:00 | Lindell, Christian v Martinez, Mirko | 7-5,6-2 |
| ITF M25 Bacau | 2019/05/30 07:00 | Juan Pablo Varillas v Lindell, Christian | 6-4,6-4 |
| ITF M25 Bacau | 2019/05/29 07:00 | Lindell, Christian v Borza, Bogdan | 6-1,6-3 |
| ITF M25 Jablonec Nad Nisou | 2019/05/21 08:00 | Torebko, Peter v Lindell, Christian | 2-6,6-3,10-2 |
| ITF M25 Jablonec Nad Nisou | 2019/05/20 10:30 | Diarra, Gibril v Lindell, Christian | 2-6,4-6 |
| ITF - M25 Santa Margherita | 2019/04/21 10:30 | Lindell, Christian v Hugo Gaston | 6-2,6-0 |