Head to Head includes singles and doubles results.
| 04/10/11 | Kwok Yu over Mark Stern | 6-1; 6-0 | Playoff Match |
| 11/28/10 | Kwok Yu over Mark Stern | 6-0; 6-2 | |
| 10/17/10 | Kwok Yu over Mark Stern | 6-3; 6-0 | |
| 09/30/10 | Kwok Yu over Mark Stern | 7-6; 6-2 | |
| 07/18/10 | Kwok Yu over Mark Stern | 6-1; 6-2 | |
| 06/15/10 | Kwok Yu over Mark Stern | 6-4; 6-3 | |
| 05/31/10 | Kwok Yu over Mark Stern | 7-6; 6-1 | |
| 02/18/10 | Kwok Yu over Mark Stern | 6-2; 4-6; 6-3 | |
| 12/10/09 | Kwok Yu over Mark Stern | 7-5; 6-4 | |
| 10/08/09 | Kwok Yu over Mark Stern | 6-3; 6-4 | Playoff Match |
| 09/14/09 | Kwok Yu over Mark Stern | 6-0; 6-2 | |
| 08/21/09 | Kwok Yu over Mark Stern | 6-2; 6-1 | |
| 07/06/08 | Kwok Yu over Mark Stern | 6-0; 6-0 |
