Stadium: Centre Court Round: 26 Ground: Hardcourt outdoor
| Challenger Lexington | 2018/08/03 00:45 | Andrew Harris v Jay Clarke | 3-6,3-6 |
| Challenger Lexington | 2018/07/31 16:50 | Mikael Torpegaard v Andrew Harris | 6-7,6-7 |
| Challenger Binghamton | 2018/07/26 19:25 | Lloyd Harris v Andrew Harris | 6-3,6-3 |
| Challenger Binghamton Qual | 2018/07/23 17:35 | Andrew Harris v Keegan Smith | 6-4,7-5 |
| Challenger Binghamton Qual | 2018/07/22 18:30 | Andrew Harris v Jorge Montero | 6-3,6-4 |
| Challenger Binghamton Qual | 2018/07/21 18:55 | Andrew Harris v Vasil Kirkov | 6-7,6-3,6-2 |
| Challenger Winnipeg | 2018/07/10 16:20 | Andrew Harris v Marcel Granollers | 3-6,4-6 |
| ITF USA F19 | 2018/07/07 15:30 | Aleksandar Vukic v Andrew Harris | 6-2,6-4 |
| ATP Kitzbuhel Qual | 2018/07/28 10:30 | Denis Istomin v Elliot Benchetrit | 6-3,6-2 |
| Challenger Tampere | 2018/07/25 16:00 | Thiemo De Bakker v Elliot Benchetrit | 6-4,3-6,6-1 |
| Challenger Tampere | 2018/07/23 16:55 | Elliot Benchetrit v Pedro Sousa | 6-3,6-2 |
| Challenger Scheveningen | 2018/07/17 09:00 | Bernabe Zapata Miralles v Elliot Benchetrit | 7-5,6-1 |
| Challenger Scheveningen Qual | 2018/07/16 10:00 | Elliot Benchetrit v Marvin Netuschil | 6-4,6-3 |
| Challenger Scheveningen Qual | 2018/07/15 10:00 | Elliot Benchetrit v Fabrizio Ornago | 7-6,6-1 |
| Challenger Scheveningen Qual | 2018/07/14 08:00 | Elliot Benchetrit v Ryan Nijboer | 6-3,6-4 |
| Challenger Marburg | 2018/07/05 13:10 | Elliot Benchetrit v Julian Lenz | 4-6,5-7 |