Robert Crompton ha affrontato 10 avversari durante tutta la sua carriera.
| Player | Team(s) | Games |
|---|---|---|
| Mecklen Davis | 1 | |
| Casey Durham | 1 | |
| Phil Friesen | 1 | |
| James Hennessy | 1 | |
| Bobby Howard | 1 | |
| Branden Johnson | 1 | |
| Divaldo Mbunga | 1 | |
| Carlos Taylor | 1 | |
| Nate Weidenaar | 1 | |
| Adrian Zamora | 1 |