Stadium: Court 1 Round: 45 Ground: Hardcourt indoor
| 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 Torpegaard, Mikael | 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, New York, USA | 2018/08/23 23:00 | Mitchell Krueger v Thai-Son Kwiatkowski | 3-6,7-6,7-5 |
| US Open, New York, USA | 2018/08/22 16:30 | Thai-Son Kwiatkowski v Stakhovsky, Sergiy | 6-4,3-6,6-1 |
| Vancouver, Canada | 2018/08/14 21:25 | Lloyd Harris v Thai-Son Kwiatkowski | 6-3,6-4 |
| Vancouver, Canada | 2018/08/13 20:35 | Millot, Vincent v Thai-Son Kwiatkowski | 4-6,0-6 |
| Challenger Panama City Qual | 2018/03/31 17:05 | Krainik, Pavel v Pasha, Nathan | 6-3,2-6,7-6 |
| Challenger San Luis Potosi Qual | 2018/03/25 18:05 | Pasha, Nathan v Gomez, Alejandro | 3-6,6-7 |
| Challenger Drummondville Qual | 2018/03/12 14:00 | Antoine Escoffier v Pasha, Nathan | 6-2,6-2 |
| Challenger Drummondville Qual | 2018/03/11 14:00 | Pasha, Nathan v Francesco Ferrari | 3-6,6-4,7-6 |
| Launceston, Australia | 2018/02/04 03:50 | Pasha, Nathan v Ulises Blanch | 4-6,2-6 |
| Launceston, Australia | 2018/02/03 01:50 | Jake Delaney v Pasha, Nathan | 4-6,4-6 |
| Challenger - Burnie - Qualifications | 2018/01/27 00:35 | Pasha, Nathan v Mina, Gianni | 3-6,6-3,1-6 |
| Challenger Canberra | 2018/01/10 01:10 | Seppi, Andreas v Pasha, Nathan | 6-2,6-4 |