Stadium: NEXT Round: 60 Ground: Hardcourt outdoor
| ITF Netherlands F2 Qual | 2018/07/02 10:45 | 데 존지, 다니엘 v Barretto, Dominic | 6-4,7-6 |
| ITF Netherlands F2 Qual | 2018/07/01 08:00 | Barretto, Dominic v 로시사노, 마이크 | 6-1,7-6 |
| ITF Netherlands F1 Qual | 2018/06/25 10:20 | de Goeijen, Bobby v Barretto, Dominic | 6-0,5-7,6-3 |
| ITF Netherlands F1 Qual | 2018/06/23 08:00 | Barretto, Dominic v de Vrind, Brian | 6-4,7-6 |
| ITF Belgium F1 | 2018/06/20 08:00 | 폴리오트, 퀸틴 v Barretto, Dominic | 6-2,6-0 |
| ITF Belgium F1 Qual | 2018/06/18 09:50 | 칼지, 라파엘 v Barretto, Dominic | 3-6,3-6 |
| ITF Belgium F1 Qual | 2018/06/16 08:00 | 두쿠에슨, 고란 v Barretto, Dominic | 6-7,6-2,1-6 |
| USA F34, Singles | 2016/10/22 17:00 | Ouvrard, Victor v Barretto, Dominic | 6-3,6-2 |
| ITF USA F21 | 2018/08/01 17:45 | 둔바, 야콥 v 코즈비노브, 알렉산더 | 6-1,6-4 |
| ITF USA F21 Qual | 2018/07/31 15:00 | 크레시, 맥심 v 코즈비노브, 알렉산더 | 6-4,6-4 |
| ITF USA F21 Qual | 2018/07/30 15:00 | Kozlov, Boris v 코즈비노브, 알렉산더 | 6-4,6-7,2-6 |
| ITF USA F21 Qual | 2018/07/28 17:00 | 쿠하르, 맷 v 코즈비노브, 알렉산더 | 4-6,3-6 |
| ITF USA F20 Qual | 2018/07/23 16:50 | Chang, Jonathan v 코즈비노브, 알렉산더 | 6-3,6-2 |
| ITF USA F20 Qual | 2018/07/22 15:00 | Huang, Austen v 코즈비노브, 알렉산더 | 3-6,2-6 |
| ITF USA F19B Qual | 2018/07/16 17:25 | 레베데브, 알렉산더 v 코즈비노브, 알렉산더 | 6-2,6-4 |
| ITF USA F19B Qual | 2018/07/15 15:00 | Kaster, Kaptan v 코즈비노브, 알렉산더 | 0-6,3-6 |