Round: 44 Ground: Hardcourt indoor
| ITF Canada F1 | 2017/02/28 22:25 | Nathaniel Lammons v Denis Shapovalov | 3-6,2-6 |
| ITF Canada F1 Qual | 2017/02/27 18:15 | Nathaniel Lammons v Robert Galloway | 6-3,7-6 |
| ITF Canada F1 Qual | 2017/02/26 16:00 | Nathaniel Lammons v Jonathan Sorbo | 6-0,6-3 |
| Challenger Morelos Qual | 2017/02/18 19:55 | Hans Hach Verdugo v Nathaniel Lammons | 6-4,6-1 |
| Challenger Tempe Qual | 2017/02/12 21:00 | Jose Hernandez-Fernandez v Nathaniel Lammons | 6-2,6-7,6-2 |
| Challenger Tempe Qual | 2017/02/11 21:25 | Nathaniel Lammons v Sathi Reddy Chirala | 6-1,6-0 |
| Challenger Dallas Qual | 2017/01/30 16:00 | Nathaniel Lammons v Denys Molchanov | 6-4,3-6,5-7 |
| Challenger Dallas Qual | 2017/01/29 16:00 | Kaichi Uchida v Nathaniel Lammons | 3-6,3-6 |