Head to Head includes singles and doubles results.
| 04/01/17 | William Fowlkes over Jeff Heuwinkel | 5-7; 6-3; 6-4 | |
| 04/17/16 | William Fowlkes over Jeff Heuwinkel | 2-6; 6-4; 7-5 | |
| 05/04/13 | Jeff Heuwinkel over William Fowlkes | 1-6; 6-0; 6-2 | |
| 04/14/13 | Jeff Heuwinkel over William Fowlkes | 6-4; 6-4 | |
| 10/23/12 | William Fowlkes over Jeff Heuwinkel | 7-6; 7-6 | |
| 09/30/12 | Jeff Heuwinkel over William Fowlkes | 6-4; 1-6; 6-3 |
