Stadium: Court 2 Round: 28 Ground: Hardcourt indoor
| Challenger Knoxville - MD | 2018/11/08 23:50 | Polansky/Shamasdin v Gonzales/Lammons | 6-7,7-6,10-8 |
| Challenger Knoxville - MD | 2018/11/08 01:05 | Polansky/Shamasdin v Heliovaara/Laaksonen | 6-4,3-6,10-2 |
| Challenger Charlottesville - MD | 2018/11/01 18:00 | Polansky/Shamasdin v Arevalo/Maytin | 6-4,3-6,10-12 |
| Challenger Charlottesville - MD | 2018/10/30 20:30 | Polansky/Shamasdin v Reid/Roelofse | 6-4,7-6 |
| Challenger Le Gosier MD | 2018/03/31 22:10 | Bemelmans/Eysseric v Polansky/Shamasdin | 7-5,6-3 |
| Challenger Le Gosier MD | 2018/03/30 20:40 | Gille/Vliegen v Polansky/Shamasdin | 6-7,7-6,8-10 |
| Challenger Le Gosier MD | 2018/03/29 01:20 | Polansky/Shamasdin v Verdugo/Schnur | 6-4,6-2 |
| Challenger Indian Wells - MD | 2018/03/02 20:45 | Polansky/Shamasdin v Krajicek/Withrow | 3-6,4-6 |
| Challenger Knoxville - MD | 2018/11/09 00:00 | Reese/Sandgren v Galloway/Pasha | 6-2,6-4 |
| Challenger Knoxville - MD | 2018/11/06 22:30 | Reese/Sandgren v Jung/Verbeek | 3-6,6-3,10-8 |