Stadium: Court 9 Round: 44 Ground: Hardcourt outdoor
| ITF - M25 Vale Do Lobo | 2020/10/26 14:00 | Barrientos, Nicolas v Brandao, Filipe | 6-2,6-2 |
| ITF - M25 Vale Do Lobo | 2020/10/25 12:30 | Barrientos, Nicolas v Graziani, Edoardo | 6-3,6-2 |
| ITF M25 Hamburg | 2020/10/20 14:35 | Barrientos, Nicolas v Viktor Durasovic | 3-6,6-4,2-6 |
| ITF M25 Hamburg | 2020/10/19 09:00 | Lucas Poullain v Barrientos, Nicolas | 7-5,6-7,8-10 |
| ITF M25 Hamburg | 2020/10/18 09:00 | Boerma, Pelle v Barrientos, Nicolas | 2-6,5-7 |
| ITF M25 Plaisir | 2020/09/16 12:00 | Mertens, Yannick v Barrientos, Nicolas | 1-6,6-2,6-3 |
| ITF M25 Plaisir | 2020/09/14 13:00 | Barrientos, Nicolas v Louis Dussin | 1-6,1-6 |
| ITF M25 Plaisir | 2020/09/14 08:00 | Barrientos, Nicolas v Bron, Hugo | 6-4,6-4 |
| ITF - M25 Vale Do Lobo | 2020/10/26 14:00 | Minc, Charles v Volfson, David | 3-6,4-6 |
| ITF - M25 Vale Do Lobo | 2020/10/25 14:00 | Keanu Elias Immler v Volfson, David | 3-6,0-6 |
| Drummondville, Canada | 2020/02/18 01:55 | Volfson, David v Baadi, Taha | 3-6,7-5,4-6 |
| ITF M15 Cancun | 2020/02/13 14:00 | Volfson, David v Felix Corwin | 3-6,3-6 |
| ITF M15 Cancun | 2020/02/12 14:00 | Volfson, David v Brandon Walkin | 6-3,7-6 |
| ITF M15 Cancun | 2020/02/11 14:00 | Volfson, David v Osgar O'Hoisin | 6-2,6-1 |
| ITF M15 Cancun | 2020/02/10 14:00 | Volfson, David v Mcbride, Matt | 6-0,6-2 |
| ITF M15 Cancun | 2020/02/09 14:00 | Volfson, David v Andres Urrea | 6-2,6-1 |