Stadium: Stadium Court 3 Round: 54 Ground: Clay
| Rochester, Singles M-ITF-USA-19A | 2019/06/24 17:00 | Volfson, David v Harper, Cleeve | 6-0,6-0 |
| Orlando, Singles Qualifying M-ITF-USA-17A | 2019/06/19 13:00 | Mwendwa Mbithi v Volfson, David | 6-1,6-3 |
| Canada F7, Singles | 2018/09/11 13:30 | Volfson, David v Arconada, Jordi | 6-4,2-6,2-6 |
| ITF Canada F6 | 2018/09/06 17:10 | Nick Chappell v Volfson, David | 6-2,4-6,6-2 |
| ITF Canada F6 | 2018/09/04 16:45 | Volfson, David v Arconada, Jordi | 6-3,4-6,7-5 |
| ITF Romania F9 | 2018/08/15 12:00 | Volfson, David v Manda, Calin | 1-6,4-6 |
| ITF Romania F8 | 2018/08/07 07:00 | Volfson, David v Apostol, Bogdan Ionut | 1-6,2-6 |
| Challenger Granby | 2018/07/21 18:55 | Volfson, David v Lin, Jack Mingjie | 4-6,2-6 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/24 17:00 | Hills, Langford v Richmond, John Harrison | 6-1,6-3 |