Stadium: C Round: 54
| Challenger Cary Qual | 2017/09/10 14:00 | Matthew Barton v David O'Hare | 6-7,2-6 |
| Challenger Cary Qual | 2017/09/09 14:00 | Arthur Surreaux v David O'Hare | 7-5,3-6,1-6 |
| Challenger Granby Qual | 2017/07/22 19:50 | Liam Broady v David O'Hare | 6-3,6-3 |
| Challenger Winnipeg Qual | 2017/07/09 16:55 | David O'Hare v Alex Rybakov | 2-6,4-6 |
| Challenger Columbus Qual | 2016/09/17 14:00 | Riley Reist v David O'Hare | 7-6,6-4 |
| Challenger Dallas Qual | 2016/01/30 20:15 | David O'Hare v Ruben Gonzales | 6-7,5-7 |
| ITF USA F2 Qual | 2016/01/11 18:00 | Alejandro Tabilo v David O'Hare | 7-5,7-5 |
| ITF USA F2 Qual | 2016/01/10 18:00 | David O'Hare v Jonathan Ho | 6-4,6-3 |
| Challenger Cary Qual | 2017/09/10 15:45 | Damon Gooch v Ryan Haviland | 6-3,4-6,4-6 |
| Challenger Cary Qual | 2017/09/09 16:25 | Luis Patino v Ryan Haviland | 3-6,1-6 |
| Challenger Lexington | 2017/08/03 14:00 | Ryan Haviland v Michael Mmoh | 4-6,4-6 |
| Challenger Lexington | 2017/07/31 20:25 | Ryan Haviland v Trey Yates | 6-3,6-0 |
| Challenger Lexington Qual | 2017/07/30 14:00 | Ryan Haviland v Trey Yates | 6-4,6-2 |
| Challenger Lexington Qual | 2017/07/29 14:00 | Ryan Haviland v Tristan McCormick | 6-2,6-1 |
| ITF USA F23 | 2017/07/05 14:00 | Alexander Brown v Ryan Haviland | 3-6,6-3,6-4 |
| ITF USA F22 | 2017/06/28 21:30 | Ryan Haviland v Rubin Statham | 0-6,3-6 |