Head to Head includes singles and doubles results.
| 09/04/21 | David Sullivan over Patrick Bemis | 6-1; 6-1 | Playoff Match |
| 08/18/21 | David Sullivan over Patrick Bemis | 6-1; 6-3 | |
| 07/21/21 | David Sullivan over Patrick Bemis | 7-5; 6-3 |
