Stadium: Court 5 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Fayetteville | 2019/10/21 15:00 | David Fox v Murphy Cassone | 1-6,2-6 |
| ITF M25 Fayetteville | 2019/10/21 15:00 | John Mercer v Ian Chadwell | 6-4,6-4 |
| ITF M15 Pittsburgh | 2019/07/01 14:00 | John Mercer v Andrew Zhang | 2-6,1-6 |
| ITF USA F33 | 2018/11/18 16:05 | Tim Ruehl v John Mercer | 6-3,6-0 |
| ITF USA F29 | 2018/10/26 18:00 | Alejandro Valencia v John Mercer | 6-4,7-5 |
| ITF USA F18 | 2018/06/25 14:00 | Jordi Arconada v John Mercer | 6-4,6-1 |
| ITF USA F18 | 2018/06/24 14:00 | Rico Gore v John Mercer | 1-6,1-6 |