Round: 62 Ground: Clay
| ITF USA F20 | 2017/06/18 16:00 | Felipe Ramirez Luna v Colin Sinclair | 5-7,2-6 |
| ITF USA F18 | 2017/06/14 17:50 | Colin Sinclair v Samuel Monette | 6-4,4-6,2-6 |
| ITF USA F18 | 2017/06/12 16:00 | Colin Sinclair v Mark Oljaca | 6-2,6-1 |
| ITF USA F3 | 2017/01/08 17:30 | Aleksandar Kovacevic v Colin Sinclair | 6-4,6-2 |
| ITF USA F3 | 2017/01/07 18:30 | Carlos Ramirez Utermann v Colin Sinclair | 3-6,6-4,4-6 |
| ITF USA F20 Qual | 2015/06/29 17:30 | Mikael Torpegaard v Colin Sinclair | 6-2,6-2 |
| ITF USA F18 | 2015/06/22 16:00 | Dominic Cotrone v Colin Sinclair | 7-6,6-1 |
| ITF USA F20 | 2017/06/18 16:00 | Alex Kobelt v Washi Gervais | 6-3,1-6,7-6 |
| ITF USA F18 | 2017/06/10 18:30 | Alex Kobelt v Antoine Leduc | 5-7,3-6 |
| Challenger Columbus 2 Qual | 2016/11/19 15:00 | Alex Kobelt v JC Aragone | 2-6,3-6 |
| Challenger Columbus Qual | 2016/09/17 15:25 | Ricky Medinilla v Alex Kobelt | 6-2,4-6,6-3 |
| ITF USA F24 Qual | 2016/07/16 15:00 | Alex Kobelt v Boris Kozlov | 4-6,3-6 |
| ITF USA F22 Qual | 2016/06/26 14:00 | Carlos Ramirez Utermann v Alex Kobelt | 6-3,6-4 |
| ITF USA F19 Qual | 2016/06/11 17:00 | Mauricio Resendiz Dominguez v Alex Kobelt | 6-3,6-0 |
| ITF USA F17 Qual | 2016/06/04 14:00 | Alex Kobelt v Matic Spec | 5-7,3-6 |