Stadium: Cancha 1 Round: 45 Ground: Clay
| Challenger Drummondville Qual | 2018/03/11 17:15 | Alejandro Gomez v Nathaniel Lammons | 6-4,6-1 |
| Challenger - Launceston | 2018/02/06 00:45 | Nathaniel Lammons v Bradley Mousley | 7-6,5-7,2-6 |
| Challenger Launceston Qual | 2018/02/04 23:00 | Michael Look v Nathaniel Lammons | 6-7,6-3,3-6 |
| Challenger Launceston Qual | 2018/02/03 23:00 | Nathaniel Lammons v Sekou Bangoura | 6-3,6-4 |
| Challenger Launceston Qual | 2018/02/02 23:00 | Hamish Youl v Nathaniel Lammons | 0-6,2-6 |
| Challenger Noumea Qual | 2017/12/30 05:20 | Nathaniel Lammons v Michal Przysiezny | 6-4,6-7,6-7 |
| ITF USA F40 | 2017/12/06 22:25 | Nathaniel Lammons v Alexander Ward | 2-6,3-6 |
| ITF USA F39 Qual | 2017/11/25 17:30 | Nathaniel Lammons v Danny Thomas | 4-6,7-6,4-6 |