Stadium: Court N-6 Round: 54 Ground: Hardcourt outdoor
| ITF M15 South Bend | 2022/06/20 15:00 | Kuszynski, Peter v Presley Thieneman | 6-7,6-7 |
| UTR Pro Tennis Series Florida | 2021/12/18 22:40 | Presley Thieneman v 구자우스카스, 가브리엘리우스 | 6-1,5-7,4-6 |
| UTR Pro Tennis Series Florida | 2021/12/17 19:30 | 샤흐터, 노아 v Presley Thieneman | 6-3,6-0 |
| UTR Pro Tennis Series Florida | 2021/12/17 14:00 | 왈톤, 아담 v Presley Thieneman | 6-0,6-3 |
| UTR Pro Tennis Series Florida | 2021/12/15 14:00 | 잡, 로간 v Presley Thieneman | 6-2,6-2 |
| UTR Pro Tennis Series Florida | 2021/12/13 16:44 | Juan David Velasquez v Presley Thieneman | 6-7,1-5 |
| UTR Pro Tennis Series Florida | 2021/12/15 15:30 | 세구라, 마튜 v Mercer, J | 6-1,6-3 |
| UTR Pro Tennis Series Florida | 2021/12/13 17:00 | 미츠이, 순수케 v Mercer, J | 6-1,6-0 |
| ITF M15 East Lansing | 2021/11/16 15:00 | Mercer, J v Mostardi, Nico | 1-6,5-7 |
| ITF M15 East Lansing | 2021/11/15 18:00 | 델라베도바, 마튜 v Mercer, J | 6-7,2-6 |
| Fayetteville, AR, Singles Qualifying, M-ITF-USA-31 | 2019/10/22 14:45 | Cassone, Murphy v Mercer, J | 6-3,2-6,10-8 |
| Fayetteville, AR, Singles Qualifying, M-ITF-USA-31 | 2019/10/21 15:00 | Mercer, J v 차드웰, 이안 | 6-4,6-4 |
| ITF M15 Pittsburgh | 2019/07/01 14:00 | Mercer, J v 장, 안드루 | 2-6,1-6 |
| USA F33, Singles | 2018/11/18 16:05 | Ruehl. Tim v Mercer, J | 6-3,6-0 |