Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF USA F31 | 2018/11/16 16:00 | Watson, Andrew v Matej Vocel | 3-6,7-5,4-6 |
| ITF USA F31 | 2018/11/15 17:25 | Watson, Andrew v Calvo Eman, Ferran | 7-5,6-2 |
| ITF USA F31 | 2018/11/14 15:00 | Watson, Andrew v Alastair Gray | 6-4,2-6,7-6 |
| ITF USA F28B | 2018/10/25 17:40 | Watson, Andrew v Maxime Cressy | 6-7,1-6 |
| ITF USA F28B | 2018/10/23 17:15 | Schretter, Johannes v Watson, Andrew | 1-6,7-6,0-6 |
| ITF USA F28 | 2018/10/21 16:30 | Watson, Andrew v Oliver Crawford | 1-6,1-6 |
| ITF USA F28 | 2018/10/20 15:35 | Denis Yevseyev v Watson, Andrew | 4-6,6-4,4-6 |
| ITF USA F28 | 2018/10/19 16:40 | Nuno Borges v Watson, Andrew | 6-7,6-7 |
| Houston, USA | 2018/11/14 16:00 | Smith, Roy v Harrison Adams | 6-3,6-4 |
| Houston, USA | 2018/11/12 18:00 | Harrison Adams v Smyczek, Tim | 6-3,7-5 |
| Houston, USA | 2018/11/11 16:00 | Gomez, Alejandro v Harrison Adams | 5-7,1-6 |
| Houston, USA | 2018/11/10 16:35 | Eskeland, Jacob v Harrison Adams | 1-6,1-6 |
| ITF USA F28 | 2018/10/17 14:30 | Harrison Adams v Valentin Vacherot | 6-2,0-6,3-6 |
| ITF USA F27 | 2018/10/09 15:00 | Harrison Adams v Patrick Kypson | 2-6,0-6 |
| Monterrey, Mexico | 2018/10/03 02:30 | Granollers, Marcel v Harrison Adams | 6-4,6-4 |
| Monterrey, Mexico | 2018/10/01 16:00 | Renzo Olivo v Harrison Adams | 1-6,7-5,1-6 |