Stadium: Court 1 Round: 46 Ground: Hardcourt indoor
| Challenger Columbus | 2018/09/15 16:45 | Thai-Son Kwiatkowski v Nathan Pasha | 6-7,6-0,6-1 |
| Challenger Cary | 2018/09/10 16:00 | Thai-Son Kwiatkowski v James Duckworth | 6-4,2-6,6-7 |
| Challenger Cary | 2018/09/09 17:30 | Thai-Son Kwiatkowski v Petros Chrysochos | 6-1,6-2 |
| Challenger Cary | 2018/09/08 23:10 | Thai-Son Kwiatkowski v Mikael Torpegaard | 6-7,7-6,6-2 |
| Challenger Chicago | 2018/09/05 19:15 | Kaichi Uchida v Thai-Son Kwiatkowski | 6-1,6-3 |
| US Open | 2018/08/23 23:00 | Mitchell Krueger v Thai-Son Kwiatkowski | 3-6,7-6,7-5 |
| US Open | 2018/08/22 16:30 | Thai-Son Kwiatkowski v Sergiy Stakhovsky | 6-4,3-6,6-1 |
| Challenger Vancouver | 2018/08/14 21:25 | Lloyd Harris v Thai-Son Kwiatkowski | 6-3,6-4 |
| Challenger Columbus | 2018/09/15 17:00 | Ricardo Rodriguez-Pace v Jonathan Chang | 6-4,6-7,6-2 |
| Challenger Chicago | 2018/09/03 21:20 | Ricardo Rodriguez-Pace v Vincent Millot | 4-6,2-6 |
| Challenger Chicago | 2018/09/02 19:40 | Ricardo Rodriguez-Pace v Alexander Brown | 7-5,7-6 |
| Challenger Vancouver | 2018/08/12 23:00 | JC Aragone v Ricardo Rodriguez-Pace | 6-4,7-6 |
| Challenger Vancouver | 2018/08/11 19:45 | Ricardo Rodriguez-Pace v Alexander Day | 6-3,6-0 |
| Challenger Gatineau | 2018/07/17 22:00 | Peter Polansky v Ricardo Rodriguez-Pace | 7-6,6-7,7-5 |
| Challenger Gatineau Qual | 2018/07/16 15:35 | Takanyi Garanganga v Ricardo Rodriguez-Pace | 5-7,1-6 |
| Challenger Gatineau Qual | 2018/07/15 20:50 | Ricardo Rodriguez-Pace v Liam Draxl | 6-7,6-1,6-1 |