Round: 45 Ground: Hardcourt indoor
| Challenger - Columbus | 2015/09/21 18:55 | Dean O'Brien v Sekou Bangoura | 3-6,1-6 |
| Challenger - Columbus - Qualifikation | 2015/09/20 16:10 | Dean O'Brien v Herkko Pollanen | 6-3,6-4 |
| ITF - Usbekistan F4 | 2015/06/10 06:25 | Temur Ismailov v Dean O'Brien | 6-2,6-1 |
| ITF - Usbekistan F4 | 2015/06/09 07:40 | Dean O'Brien v Pavel Tsoy | 6-3,6-4 |
| Challenger - Drummondville - Qualifikation | 2015/03/16 15:45 | Adam El Mihdawy v Dean O'Brien | 6-3,6-2 |
| ITF - Kanada F2 - Qualifikation | 2015/03/08 18:00 | Dean O'Brien v Victor Krustev | 2-6,7-6,4-6 |
| ITF - Kanada F1 | 2015/03/04 16:20 | Dean O'Brien v Filip Veger | 2-6,2-6 |
| ITF - USA F28 | 2014/10/15 18:30 | Adam El Mihdawy v Dean O'Brien | 6-3,7-6 |
| ITF - USA F2 | 2016/01/14 22:00 | Michael Mmoh v Clay Thompson | 7-5,6-2 |
| ITF - USA F2 | 2016/01/13 19:30 | Brandon Holt v Clay Thompson | 3-6,3-6 |
| ITF - USA F1 | 2016/01/09 18:00 | Philip Bester v Clay Thompson | 6-3,6-3 |
| ITF - USA F1 | 2016/01/08 19:30 | Clay Thompson v Edward Corrie | 6-2,6-2 |
| ITF - USA F1 | 2016/01/07 23:30 | Clay Thompson v Joe Salisbury | 6-3,6-3 |
| ITF - USA F1 | 2016/01/06 03:20 | Eric Quigley v Clay Thompson | 4-6,7-6,4-6 |
| ITF - USA F34 | 2015/11/25 16:00 | Clay Thompson v Sekou Bangoura | 5-7,5-7 |
| ITF - USA F34 | 2015/11/24 18:10 | Clay Thompson v William Little | 6-4,6-1 |