Head to Head includes singles and doubles results.
| 08/09/08 | Gary Cahill over Carlos Cubas | 10-2 | |
| 07/05/08 | Gary Cahill over Carlos Cubas | 6-4; 7-5 | |
| 06/19/08 | Carlos Cubas over Gary Cahill | 10-9 | |
| 05/22/08 | Carlos Cubas over Gary Cahill |
2-6; 6-4; TB 7-5 |
