Round: 54 Ground: Clay
| ITF Romania F3 | 2017/06/10 11:00 | Vasile-Alexandru Ghilea v Connor Johnson | 6-2,6-1 |
| ITF Bosnia and Herzegovina F3 | 2017/06/04 08:00 | Dino Bonetta v Connor Johnson | 6-1,6-1 |
| ITF Bosnia and Herzegovina F1 | 2017/05/21 07:00 | Mislav Bosnjak v Connor Johnson | 6-0,6-4 |
| ITF Australia F1 Qual | 2017/03/03 23:00 | Connor Johnson v Cameron Edward Smith | 2-6,0-6 |
| ITF Australia F10 Qual | 2016/11/12 23:00 | Karol Drzewiecki v Connor Johnson | 6-1,3-6,6-3 |
| ITF Australia F9 Qual | 2016/11/04 23:00 | Omar Fields v Connor Johnson | 6-4,6-0 |
| ITF Tunisia F19 | 2018/05/17 09:00 | Vasko Mladenov v Ren Nakamura | 6-4,6-2 |
| ITF Tunisia F19 | 2018/05/15 10:30 | Aleksei Khomich v Ren Nakamura | 3-6,3-6 |
| ITF Tunisia F19 | 2018/05/13 09:00 | Ren Nakamura v Jorge Blanco Guadalupe | 1-6,6-4,6-2 |
| ITF Tunisia F19 | 2018/05/12 09:00 | Lluis Dolz v Ren Nakamura | 0-6,5-7 |
| ITF Egypt F12 | 2018/04/04 12:20 | Marek Gengel v Ren Nakamura | 6-4,6-4 |
| ITF Egypt F12 | 2018/04/01 10:30 | Frederik Press v Ren Nakamura | 6-4,6-7,6-7 |
| ITF Egypt F12 | 2018/03/31 10:00 | Philip Sikman v Ren Nakamura | 3-6,2-6 |
| ITF Egypt F11 | 2018/03/25 12:00 | Ren Nakamura v Guido Marson | 6-3,6-7,3-6 |