Head to Head includes singles and doubles results.
| 05/26/15 | Cliff Kowalczyk over Matthew Horwich | 6-7; 6-3; 6-4 | |
| 08/07/14 | Cliff Kowalczyk over Matthew Horwich | 6-2; 6-4 | |
| 06/25/13 | Matthew Horwich over Cliff Kowalczyk | 6-4; 6-1 | Playoff Match |
| 05/23/13 | Matthew Horwich over Cliff Kowalczyk | 6-2; 6-4 |
