Stadium: Court 3 Round: 27 Ground: Hardcourt indoor
| 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 Indian Wells MD | 2018/03/01 19:00 | Petzschner/Smyczek v Polansky/Shamasdin | 4-6,6-4,8-10 |
| Challenger Knoxville MD | 2018/11/07 23:50 | Gonzales/Lammons v Reid/Smith | 3-6,6-3,10-5 |
| Challenger Charlottesville MD | 2018/10/31 21:55 | Gonzales/Lammons v Heliovaara/Laaksonen | 7-6,4-6,5-10 |
| Challenger Charlottesville MD | 2018/10/29 19:30 | Lawson/Withrow v Gonzales/Lammons | 3-6,7-6,6-10 |
| Challenger Las Vegas MD | 2018/10/24 21:00 | Gonzales/Lammons v Jung/Krueger | 3-6,6-7 |
| Challenger Las Vegas MD | 2018/10/22 21:55 | Reese/Withrow v Gonzales/Lammons | 5-7,5-7 |
| Challenger Calgary MD | 2018/10/19 19:00 | Gonzales/Lammons v Galloway/Pasha | 6-3,2-6,10-12 |
| Challenger Calgary MD | 2018/10/18 22:00 | Diez/Galarneau v Gonzales/Lammons | 6-3,1-6,6-10 |
| Challenger Calgary MD | 2018/10/17 21:40 | Choinski/Serdarusic v Gonzales/Lammons | 6-7,2-6 |