Head to Head includes singles and doubles results.
| 10/02/13 | Sergei Sharapov over Kenji Kubota | 6-3; 6-3 | |
| 08/29/13 | Sergei Sharapov ties Kenji Kubota | 6-4; 2-6 Tie | |
| 08/20/13 | Sergei Sharapov ties Kenji Kubota | 6-2; 4-6 Tie |
