Stadium: Court 8 Round: 29 Ground: Hardcourt outdoor
| ITF Canada F3 | 2018/06/24 16:00 | Steven Diez v Thai-Son Kwiatkowski | 6-7,4-6 |
| ITF Canada F3 | 2018/06/22 17:00 | Thai-Son Kwiatkowski v Junior Alexander Ore | 6-7,7-5,6-4 |
| ITF Canada F3 | 2018/06/21 17:45 | Thai-Son Kwiatkowski v Matt Seeberger | 6-3,6-0 |
| ITF Canada F3 | 2018/06/20 19:30 | Thai-Son Kwiatkowski v Charles Force | 6-0,6-1 |
| ITF USA F13 | 2018/06/14 15:45 | Marc-Andrea Huesler v Thai-Son Kwiatkowski | 6-3,6-4 |
| ITF USA F13 | 2018/06/13 16:10 | Henry Craig v Thai-Son Kwiatkowski | 7-6,3-6,6-7 |
| ITF Singapore F2 | 2018/05/24 03:00 | Kaito Uesugi v Thai-Son Kwiatkowski | 5-7,6-0,2-6 |
| ITF Singapore F2 | 2018/05/23 06:50 | Thai-Son Kwiatkowski v Yu Hsiou Hsu | 6-2,6-4 |
| ITF Canada F3 | 2018/06/24 16:00 | Juan Carlos Aguilar v Paul Oosterbaan | 5-7,6-3,5-7 |
| ITF Canada F3 | 2018/06/22 17:00 | Paul Oosterbaan v Samuel Monette | 2-6,6-4,6-4 |
| ITF Canada F3 | 2018/06/21 19:45 | Gerardo L Villasenor v Paul Oosterbaan | 6-7,6-7 |
| ITF Canada F3 | 2018/06/19 20:35 | Paul Oosterbaan v Alexander Day | 6-2,6-3 |
| ITF Turkey F22 | 2018/06/06 07:30 | Mert Naci Turker v Paul Oosterbaan | 3-6,6-1,6-4 |
| ITF Turkey F22 | 2018/06/04 07:30 | Pablo Irigaray Guarne v Paul Oosterbaan | 2-6,6-3,1-6 |
| ITF Turkey F22 | 2018/06/03 07:30 | Omer Berk Gorgun v Paul Oosterbaan | 0-6,0-6 |
| ITF Turkey F21 Qual | 2018/05/28 07:30 | Aleksandre Metreveli v Paul Oosterbaan | 3-6,6-4,6-2 |