Stadium: Court 10 Round: 62 Ground: Clay
| ITF Australia F5 | 2018/09/15 03:30 | Klein, Brydan v Sullivan, Jacob | 6-3,7-6 |
| Challenger Ilkley Qual | 2018/06/17 15:20 | Schnur, Brayden v Klein, Brydan | 7-6,7-6 |
| Challenger Ilkley Qual | 2018/06/17 11:35 | Klein, Brydan v Stefan Kozlov | 4-6,6-1,7-5 |
| Challenger Nottingham Qual | 2018/06/10 15:00 | Schnur, Brayden v Klein, Brydan | 2-6,6-4,6-4 |
| Challenger Nottingham Qual | 2018/06/09 15:55 | Willis, Marcus v Klein, Brydan | 1-6,3-6 |
| Challenger Surbiton Qual | 2018/06/04 10:00 | Taylor Fritz v Klein, Brydan | 6-3,6-2 |
| Challenger Surbiton Qual | 2018/06/03 10:00 | Klein, Brydan v King, Evan | 6-4,6-3 |
| Challenger Surbiton Qual | 2018/06/02 12:05 | Vishnu Vardhan v Klein, Brydan | 4-6,3-6 |
| ITF Canada F4 Qual | 2018/06/23 19:00 | Seeberger, Matt v Kotan, Patrick | 6-1,4-6,6-4 |
| ITF Canada F3 Qual | 2018/06/18 19:00 | Kotan, Patrick v Du Toit, Riaan | 4-6,5-7 |
| ITF Australia F4 Qual | 2018/03/24 23:00 | Kotan, Patrick v Chase Ferguson | 1-6,0-6 |
| ITF Australia F4 Qual | 2018/03/23 23:00 | Kotan, Patrick v Doumanis, Yani Kimon | 6-3,6-4 |
| ITF Australia F3 Qual | 2018/03/19 02:45 | Ibraimi, Mustafa v Kotan, Patrick | 4-6,6-3,6-0 |
| ITF Australia F6 | 2017/09/29 23:30 | Kotan, Patrick v Barclay, David | 6-1,5-7,1-6 |