Stadium: Hard 2 Round: 25 Ground: Hardcourt outdoor
| ITF Qatar F6 | 2018/12/18 07:00 | Alexander Zhurbin v Valentin Guenther | 3-6,6-3,6-2 |
| ITF Qatar F6 | 2018/12/17 14:35 | Mirko Cutuli v Valentin Guenther | 5-7,0-6 |
| ITF Qatar F6 | 2018/12/16 12:00 | Mihaita Daniel Damian v Valentin Guenther | 1-6,1-6 |
| ITF Qatar F5 | 2018/12/10 13:55 | Antoine Bellier v Valentin Guenther | 4-6,6-1,6-2 |
| ITF Qatar F5 | 2018/12/09 13:50 | Erik Helin v Valentin Guenther | 3-6,1-6 |
| ITF Czech Republic F12 | 2018/11/28 11:35 | Peter Heller v Valentin Guenther | 6-3,6-3 |
| ITF Czech Republic F12 | 2018/11/27 10:05 | Valentin Guenther v Daniel Paty | 7-5,6-3 |
| ITF Czech Republic F12 | 2018/11/26 15:00 | Valentin Guenther v Filip Michl | 6-2,6-2 |
| Challenger Canberra | 2019/01/06 01:35 | Maxime Chazal v Aaron Addison | 6-4,6-3 |
| Challenger Traralgon | 2018/10/19 23:00 | Aaron Addison v Lucas Vuradin | 4-6,4-6 |
| ITF Australia F8 | 2018/10/09 01:45 | Aaron Addison v Benjamin Mitchell | 1-6,3-6 |
| ITF Australia F8 | 2018/10/08 02:30 | Aaron Addison v Robert Stirling | 6-3,7-5 |
| ITF Australia F8 | 2018/10/07 02:00 | Aaron Addison v Corey Gaal | 6-1,6-1 |
| ITF Australia F8 | 2018/10/06 00:00 | Aaron Addison v Taiyo Yamanaka | 7-6,6-3 |
| ITF Australia F7 | 2018/09/29 01:30 | Aaron Addison v Jesse Delaney | 4-6,3-6 |
| ITF Australia F6 | 2018/09/26 00:30 | Christian Langmo v Aaron Addison | 6-3,6-3 |