Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF USA F21 Qual | 2018/07/28 14:00 | Evan Bynoe v Genesen, William | 6-7,1-6 |
| ITF USA F20 Qual | 2018/07/21 15:00 | Brooksby, Jenson v Genesen, William | 6-4,6-1 |
| ITF USA F19 Qual | 2018/06/30 13:00 | Stalder, Reese v Genesen, William | 7-5,6-3 |
| ITF USA F17 Qual | 2018/06/23 15:30 | Genesen, William v Boyer, Toby D | 1-6,7-5,0-6 |
| ITF Finland F2 Qual | 2017/08/07 09:30 | Genesen, William v Virtanen, Panu | 7-5,4-6,3-6 |
| ITF Finland F2 Qual | 2017/08/05 07:00 | Genesen, William v Saatela, Leevi | 6-3,6-3 |
| ITF Finland F1 Qual | 2017/07/30 11:45 | Malbasic, Filip v Genesen, William | 3-6,7-6,6-2 |
| ITF Finland F1 Qual | 2017/07/29 09:30 | Genesen, William v Tiainen, Hermanni | 6-3,6-2 |
| ITF USA F21 Qual | 2018/07/28 14:00 | Shooshtarian, Shayan v Garrett Johns | 1-6,6-7 |
| ATP Atlanta Qual | 2018/07/21 15:00 | Garrett Johns v Alex Bolt | 1-6,4-6 |
| ITF Tunisia F25 | 2018/06/23 08:00 | Aziz Ouakaa v Garrett Johns | 6-2,6-2 |
| ITF Tunisia F24 | 2018/06/22 09:00 | Garrett Johns v Hidalgo, Diego | 0-6,2-6 |
| ITF Tunisia F24 | 2018/06/21 10:15 | Ghorbel, Anis v Garrett Johns | 3-6,6-3,6-7 |
| ITF Tunisia F24 | 2018/06/19 12:20 | Turcu, Mihnea Lorin Stefan v Garrett Johns | 3-6,6-7 |
| ITF Tunisia F24 | 2018/06/18 08:30 | Garrett Johns v Baryshev, Alexey | 7-6,6-3 |
| ITF Tunisia F24 | 2018/06/17 10:00 | Giovanni Calvano v Garrett Johns | 4-6,2-6 |