| UTR Pro Tennis Series California | 2021/05/19 21:30 | Luis Humberto Lopez v Paul Barretto | 5-7,7-5,3-1 |
| UTR Pro Tennis Series California | 2021/05/18 19:30 | Isaiah Strode v Paul Barretto | 6-3,7-6 |
| ITF Netherlands F1 | 2018/06/27 10:45 | Ryan Nijboer v Paul Barretto | 6-4,7-6 |
| ITF Netherlands F1 Qual | 2018/06/25 09:00 | Paul Barretto v Tim Van Der Horst | 6-1,6-1 |
| ITF Netherlands F1 Qual | 2018/06/24 09:00 | Marc Dijkhuizen v Paul Barretto | 3-6,2-6 |
| ITF Netherlands F1 Qual | 2018/06/23 08:00 | Paul Barretto v Jack Molloy | 6-3,6-2 |
| ITF Belgium F1 Qual | 2018/06/16 08:00 | Daniel De Jonge v Paul Barretto | 6-3,6-4 |
| ITF USA F1 Qual | 2017/12/30 17:00 | Karue Sell v Paul Barretto | 7-5,6-3 |