Head to Head includes singles and doubles results.
| 11/01/18 | Theodosios Vallas over Miguel Bachrach | 6-1; 6-0 | |
| 10/18/18 | Theodosios Vallas over Miguel Bachrach | 6-2; 6-2 | |
| 08/05/18 | Theodosios Vallas over Miguel Bachrach | 6-3; 6-3 | |
| 05/06/18 | Theodosios Vallas over Miguel Bachrach | 7-5; 6-3 | |
| 03/10/18 | Theodosios Vallas over Miguel Bachrach | 6-0; 6-1 |
