Head to Head includes singles and doubles results.
| 09/07/17 | Michael Diaz over Joe Greenfield | 6-3; 6-4 | |
| 08/01/16 | Michael Diaz over Joe Greenfield | 6-0; 6-0 | |
| 07/11/16 | Michael Diaz over Joe Greenfield | 6-1; 6-2 | |
| 08/04/15 | Michael Diaz over Joe Greenfield | 6-1; 6-2 | |
| 07/29/15 | Michael Diaz over Joe Greenfield | 6-4; 6-1 |
