| ITF - M25 Oberentfelden | 2019/02/07 17:50 | Takanyi Garanganga v Jerome Kym | 3-6,5-7 |
| ITF - M25 Oberentfelden | 2019/02/06 18:10 | Jerome Kym v Lukas Ollert | 6-2,7-6 |
| ITF - M25 Oberentfelden | 2019/02/07 12:00 | Antoine Bellier v Julian Lenz | 4-6,7-6,4-6 |
| ITF - M25 Oberentfelden | 2019/02/05 12:00 | Dominic Stephan Stricker v Julian Lenz | 2-6,6-7 |
| Challenger - Koblenz | 2019/01/14 19:35 | Carlos Taberner v Julian Lenz | 6-4,5-7,6-2 |
| ITF - M25 Hong Kong | 2019/01/05 04:05 | Julian Lenz v Agustin Velotti | 5-7,6-2,6-2 |
| ITF - M25 Hong Kong | 2019/01/04 02:00 | Julian Lenz v Yuki Mochizuki | 6-7,6-1,6-2 |
| ITF - M25 Hong Kong | 2019/01/03 02:00 | Takashi Saito v Julian Lenz | 3-6,1-6 |
| ITF - M25 Hong Kong | 2019/01/02 03:20 | Julian Lenz v Pak Long Yeung | 6-1,6-4 |
| Challenger - Houston | 2018/11/12 21:45 | Julian Lenz v Ernesto Escobedo | 6-4,3-6,6-7 |