John Schaffer ha enfrentado a 16 oponentes a lo largo de su carrera.
| Player | Team(s) | Games |
|---|---|---|
| Keller Boothby |
Cornell Big Red
(NCAA)
|
1 |
| Chris Cain |
Cornell Big Red
(NCAA)
|
1 |
| Kobe Dickson |
Cornell Big Red
(NCAA)
|
1 |
| Greg Dolan |
Cornell Big Red
(NCAA)
|
1 |
| Darius Ervin |
Cornell Big Red
(NCAA)
|
1 |
| Marcus Filien |
Cornell Big Red
(NCAA)
|
1 |
| Isaiah Gray |
Cornell Big Red
(NCAA)
|
1 |
| Sean Hansen |
Cornell Big Red
(NCAA)
|
1 |
| Jordan Jones |
Cornell Big Red
(NCAA)
|
1 |
| Chris Manon |
Cornell Big Red
(NCAA)
|
1 |
| Dean Noll |
Cornell Big Red
(NCAA)
|
1 |
| Sarju Patel |
Cornell Big Red
(NCAA)
|
1 |
| Guy Ragland |
Cornell Big Red
(NCAA)
|
1 |
| Max Samberg |
Cornell Big Red
(NCAA)
|
1 |
| Chuks Uzoka |
Cornell Big Red
(NCAA)
|
1 |
| Nazir Williams |
Cornell Big Red
(NCAA)
|
1 |