| Yellow | VS Club | Date | |
|---|---|---|---|
| 6 | Bradford City | 01-01-2019 | Match details |
| 4 | Luton Town | 20-04-2019 | Match details |
| 4 | Sunderland | 03-04-2019 | Match details |
| 4 | Blackpool | 05-03-2019 | Match details |
| 4 | Charlton Athletic | 19-01-2019 | Match details |
| 4 | Oxford United | 21-08-2018 | Match details |
