Head to Head includes singles and doubles results.
| 05/19/12 | Bill Ray over Won Choi | 3-6; 6-3; 6-3 | |
| 05/06/12 | Bill Ray over Won Choi | 6-3; 7-5 | |
| 05/28/11 | Bill Ray over Won Choi | 6-2; 4-6; 6-2 | |
| 08/22/10 | Bill Ray over Won Choi | 6-4; 6-7; 7-5 |
