Head to Head includes singles and doubles results.
| 08/21/23 | Adam Nasser over John Nnamchi | 6-3; 6-3 | |
| 08/06/23 | John Nnamchi over Adam Nasser | 6-2; 6-2 | |
| 10/06/22 | John Nnamchi over Adam Nasser | 3-6; 6-0; 6-4 | |
| 10/02/22 | Adam Nasser over John Nnamchi |
6-2; 2-6; TB 6-3 |
|
| 09/24/22 | Adam Nasser over John Nnamchi | 6-4; 6-4 |
