Head to Head includes singles and doubles results.
| 10/10/18 | George Denliker over Nikolay Nikolaev | 10-3 | |
| 08/11/18 | George Denliker over Nikolay Nikolaev | 1-6; 6-3; 6-2 | |
| 07/08/18 | George Denliker over Nikolay Nikolaev |
6-2; 6-7; TB 12-7 |
