Stadium: Court 8 Round: 62 Ground: Hardcourt outdoor
| ITF USA F21 Qual | 2018/07/28 14:00 | Colin Markes v Austen Huang | 6-3,6-1 |
| ITF USA F20 | 2018/07/24 17:00 | Colin Markes v Joshua Ortlip | 4-6,2-6 |
| ITF USA F20 Qual | 2018/07/23 15:00 | Colin Markes v Yuval Solomon | 6-1,6-4 |
| ITF USA F20 Qual | 2018/07/22 15:00 | Colin Markes v Pierce Rollins | 6-3,6-7,6-3 |
| ITF Canada F5 | 2018/07/05 22:25 | Lucas Miedler v Colin Markes | 6-3,6-3 |
| ITF Canada F5 | 2018/07/03 18:10 | Tyler Lu v Colin Markes | 1-6,6-3,4-6 |
| ITF Canada F5 Qual | 2018/07/02 17:35 | Julian Bradley v Colin Markes | 5-7,3-6 |
| ITF Canada F4 | 2018/06/29 17:00 | Benjamin Sigouin v Colin Markes | 6-2,7-6 |
| ITF USA F21 Qual | 2018/07/30 15:00 | William Genesen v Garrett Johns | 6-2,6-0 |
| ITF USA F21 Qual | 2018/07/28 14:00 | Evan Bynoe v William Genesen | 6-7,1-6 |
| ITF USA F20 Qual | 2018/07/21 15:00 | Jenson Brooksby v William Genesen | 6-4,6-1 |
| ITF USA F19 Qual | 2018/06/30 13:00 | Reese Stalder v William Genesen | 7-5,6-3 |
| ITF USA F17 Qual | 2018/06/23 15:30 | William Genesen v Toby D. Boyer | 1-6,7-5,0-6 |
| ITF Finland F2 Qual | 2017/08/07 09:30 | William Genesen v Panu Virtanen | 7-5,4-6,3-6 |
| ITF Finland F2 Qual | 2017/08/05 07:00 | William Genesen v Leevi Saatela | 6-3,6-3 |
| ITF Finland F1 Qual | 2017/07/30 11:45 | Filip Malbasic v William Genesen | 3-6,7-6,6-2 |