Stadium: Court 16 Round: 45 Ground: Hardcourt outdoor
| Challenger Dallas Qual | 2018/01/27 17:00 | Christopher Eubanks v Bambridge, Luke | 6-3,6-4 |
| Challenger Newport Beach Qual | 2018/01/21 22:10 | Aragone, JC v Bambridge, Luke | 6-1,7-6 |
| Challenger Newport Beach Qual | 2018/01/20 22:25 | Bambridge, Luke v Krajicek, Austin | 6-7,7-5,7-5 |
| ITF USA F1 | 2018/01/04 18:00 | Bambridge, Luke v Kaichi Uchida | 2-6,2-6 |
| ITF USA F1 | 2018/01/02 18:00 | Papik, Tomas v Bambridge, Luke | 3-6,3-6 |
| ITF USA F39 | 2017/11/28 17:00 | Corrie, Edward v Bambridge, Luke | 3-6,6-1,6-2 |
| ITF USA F38 | 2017/11/26 15:00 | Ward, Alexander v Bambridge, Luke | 6-4,6-4 |
| ITF USA F38 | 2017/11/25 15:00 | Aleksandar Vukic v Bambridge, Luke | 4-6,3-6 |
| Challenger - Morelos | 2018/02/19 19:15 | Matosevic, Marinko v Cristian Garin | 2-6,4-6 |
| Challenger Launceston | 2018/02/07 01:50 | Matosevic, Marinko v Sarkissian, Alexander | 5-7,3-6 |
| Challenger Launceston | 2018/02/06 02:25 | Klein, Brydan v Matosevic, Marinko | 4-6,6-4,6-7 |
| Launceston, Australia | 2018/02/05 01:05 | Matosevic, Marinko v Renta Tokuda | 6-1,4-6,6-4 |
| Launceston, Australia | 2018/02/04 00:25 | Matosevic, Marinko v Onishi, Ken | 6-4,6-0 |
| Challenger - Burnie - Qualifications | 2018/01/26 23:00 | Matosevic, Marinko v Zhurbin, Alexander | 2-6,4-6 |
| Australian Open Qual | 2018/01/10 00:55 | Matosevic, Marinko v Novikov, Dennis | 3-6,6-7 |
| Challenger Playford | 2018/01/04 23:30 | Matosevic, Marinko v Schnur, Brayden | 7-6,5-7,6-7 |