Head to Head includes singles and doubles results.
| 09/09/14 | Alberto Diaz over Caleb Zimmerman | 6-4; 6-7; 7-5 | |
| 06/09/14 | Alberto Diaz over Caleb Zimmerman | 6-7; 6-0; 6-4 | |
| 06/03/14 | Caleb Zimmerman over Alberto Diaz | 6-2; 6-2 | |
| 10/13/13 | Alberto Diaz over Caleb Zimmerman | 7-5; 6-2 | |
| 09/27/13 | Alberto Diaz over Caleb Zimmerman | 3-6; 6-2; 7-5 |
