Stadium: Court 10 Round: 44 Ground: Hardcourt outdoor
| 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 |
| Vancouver, Canada | 2018/08/12 23:10 | Thai-Son Kwiatkowski v Ward, Alexander | 6-2,6-0 |
| Vancouver, Canada | 2018/08/11 18:20 | Thai-Son Kwiatkowski v Craig, Henry | 6-4,6-1 |
| Washington, USA | 2018/07/31 20:45 | James Duckworth v Thai-Son Kwiatkowski | 6-3,7-5 |
| ATP Washington Qual | 2018/07/28 15:45 | Thai-Son Kwiatkowski v Illya Marchenko | 7-6,0-6,7-5 |
| Challenger Binghamton Qual | 2018/07/23 14:00 | Torpegaard, Mikael v Thai-Son Kwiatkowski | 6-4,7-5 |
| Challenger Binghamton Qual | 2018/07/22 16:30 | Wolf, Jeffrey John v Thai-Son Kwiatkowski | 2-6,6-4,3-6 |
| Portoroz, Slovénie | 2018/08/09 18:00 | Stakhovsky, Sergiy v Constant Lestienne | 6-3,2-6,1-6 |
| Portoroz, Slovénie | 2018/08/08 17:20 | Stakhovsky, Sergiy v Altug Celikbilek | 7-6,6-2 |
| Portoroz, Slovénie | 2018/08/07 20:05 | Stakhovsky, Sergiy v Heyman, Christopher | 4-6,6-3,6-3 |
| Segovia, Spain | 2018/07/31 14:10 | Stakhovsky, Sergiy v Viola, Matteo | 3-6,6-2,6-7 |
| Newport, USA | 2018/07/17 15:00 | Stakhovsky, Sergiy v Jason Jung | 4-6,6-3,3-6 |
| Wimbledon, London, Great Britain | 2018/07/04 12:10 | Querrey, Sam v Stakhovsky, Sergiy | 7-6,6-3,6-3 |
| Wimbledon, London, Great Britain | 2018/07/02 10:30 | Stakhovsky, Sergiy v Joao Sousa | 6-3,6-3,5-7,1-6,6-4 |
| Boodles Challenge | 2018/06/30 13:30 | Seppi, Andreas v Stakhovsky, Sergiy | 3-6,3-6 |