Stadium: Centre Court Round: 25 Ground: Hardcourt outdoor
| Challenger Houston | 2018/11/12 21:45 | Julian Lenz v Ernesto Escobedo | 6-4,3-6,6-7 |
| Challenger Houston | 2018/11/11 17:55 | Julian Lenz v Hady Habib | 7-6,4-6,6-4 |
| Challenger Houston | 2018/11/10 22:00 | Julian Lenz v Nathaniel Lammons | 4-6,6-1,6-4 |
| Challenger Knoxville | 2018/11/04 18:20 | Gijs Brouwer v Julian Lenz | 6-3,6-4 |
| Challenger Ismaning | 2018/10/14 09:00 | Julian Lenz v Albano Olivetti | 4-6,3-6 |
| Challenger Ismaning | 2018/10/13 09:00 | David Poljak v Julian Lenz | 6-7,2-6 |
| Challenger Ortisei | 2018/10/07 09:30 | Julian Lenz v Benjamin Hassan | 4-6,4-6 |
| Challenger Ortisei | 2018/10/06 12:05 | Julian Lenz v Robin Kern | 6-3,6-2 |
| ITF Hong Kong F3 | 2018/12/26 02:00 | Xin Gao v Pak Long Yeung | 6-2,6-0 |
| ITF Hong Kong F3 | 2018/12/25 05:45 | Pak Long Yeung v Alexander Zhurbin | 6-3,6-7,6-3 |
| ITF Thailand F9 | 2018/11/13 09:25 | Pak Long Yeung v Ryota Tanuma | 4-6,7-6,6-7 |
| ITF Thailand F9 | 2018/11/12 03:40 | Pol Wattanakul v Pak Long Yeung | 5-7,1-6 |
| ITF Thailand F9 | 2018/11/11 06:00 | Pak Long Yeung v Linh Giang Trinh | 6-2,6-3 |
| ITF Thailand F9 | 2018/11/10 02:00 | Pak Long Yeung v Prachaya Baibong | 6-1,6-1 |
| ITF France F21 | 2018/10/10 14:00 | Christoph Negritu v Pak Long Yeung | 7-6,6-4 |
| ITF France F21 | 2018/10/07 11:10 | Theo Schneider v Pak Long Yeung | 2-6,5-7 |