| MLS | 18/05/15 | Philadelphia Union | - | D.C. United | 1:0 |  |
|||
| MLS | 31/05/15 | D.C. United | - | Philadelphia Union | 2:1 | ||||
| MLS | 26/07/15 | D.C. United | - | Philadelphia Union | 3:2 |
| MLS | 18/05/15 | Philadelphia Union | - | D.C. United | 1:0 | |
|||
| MLS | 31/05/15 | D.C. United | - | Philadelphia Union | 2:1 | ||||
| MLS | 26/07/15 | D.C. United | - | Philadelphia Union | 3:2 |
| Zachary Louis Pfeffer | |
| Born: | 06.01.1995 |
| Place of birth: |
Dresher, PA, 
USA |
| Nationality: |
USA
|
| Height: | 177 cm |
| Position(s): | Offensive Midfielder |
| Foot: | both |