Round: 44 Ground: Hardcourt indoor
| Challenger Morelos Qual | 2017/02/18 19:55 | Hach Verdugo, Hans v Lammons, Nathaniel | 6-4,6-1 |
| Tempe, USA, Qualifying | 2017/02/12 21:00 | Hernandez-Fernandez, Jose v Lammons, Nathaniel | 6-2,6-7,6-2 |
| Tempe, USA, Qualifying | 2017/02/11 21:25 | Lammons, Nathaniel v Chirala, Sathi Reddy | 6-1,6-0 |
| Challenger Dallas Qual | 2017/01/30 16:00 | Lammons, Nathaniel v Molchanov, Denys | 6-4,3-6,5-7 |
| Challenger Dallas Qual | 2017/01/29 16:00 | Kaichi Uchida v Lammons, Nathaniel | 3-6,3-6 |
| Challenger Dallas Qual | 2017/01/28 17:45 | Hach Verdugo, Hans v Lammons, Nathaniel | 6-7,3-6 |
| ITF USA F2 | 2017/01/12 00:05 | Lammons, Nathaniel v Emilio Gomez | 4-6,6-4,1-6 |
| ITF USA F2 Qual | 2017/01/09 21:00 | Lammons, Nathaniel v Lu, Tyler | 7-6,6-2 |
| ITF Canada F8 Qual | 2016/09/10 13:00 | Sorbo, Jonathan v Bybel, Nicholas | 0-6,2-6 |
| ITF Canada F1 Qual | 2016/02/28 15:00 | Sorbo, Jonathan v Mudge, Robbie | 2-6,0-6 |
| ITF Canada F1 Qual | 2016/02/27 15:00 | Sorbo, Jonathan v Ghader, Damien | 6-2,6-3 |