| League | Date | Home Team | Score | Away Team |
|---|---|---|---|---|
| CH | 22-07-2020 | Cardiff | 3 - 0 | Hull |
| CH | 18-07-2020 | Middlesbrough | 1 - 3 | Cardiff |
| CH | 14-07-2020 | Cardiff | 2 - 1 | Derby |
| CH | 10-07-2020 | Fulham | 2 - 0 | Cardiff |
| CH | 07-07-2020 | Cardiff | 2 - 3 | Blackburn |
| CH | 04-07-2020 | Bristol City | 0 - 1 | Cardiff |
| CH | 30-06-2020 | Cardiff | 0 - 0 | Charlton |
| CH | 27-06-2020 | Preston | 1 - 3 | Cardiff |
| CH | 21-06-2020 | Cardiff | 2 - 0 | Leeds |
| CH | 07-03-2020 | Barnsley | 0 - 2 | Cardiff |
| CH | 29-02-2020 | Cardiff | 2 - 2 | Brentford |
| CH | 25-02-2020 | Cardiff | 0 - 1 | Notts Forest |
| CH | 22-02-2020 | Stoke | 2 - 0 | Cardiff |
| CH | 15-02-2020 | Cardiff | 2 - 2 | Wigan |
| CH | 12-02-2020 | Huddersfield | 0 - 3 | Cardiff |
| CH | 08-02-2020 | Luton | 0 - 1 | Cardiff |
| CH | 31-01-2020 | Cardiff | 1 - 1 | Reading |
| CH | 28-01-2020 | Cardiff | 2 - 1 | West Brom |
| CH | 18-01-2020 | Birmingham | 1 - 1 | Cardiff |
| CH | 12-01-2020 | Cardiff | 0 - 0 | Swansea |
| CH | 01-01-2020 | QPR | 6 - 1 | Cardiff |
| CH | 29-12-2019 | Sheffield Weds | 1 - 2 | Cardiff |
| CH | 26-12-2019 | Cardiff | 1 - 1 | Millwall |
| CH | 21-12-2019 | Cardiff | 0 - 0 | Preston |
| CH | 14-12-2019 | Leeds | 3 - 3 | Cardiff |
| CH | 11-12-2019 | Brentford | 2 - 1 | Cardiff |
| CH | 07-12-2019 | Cardiff | 3 - 2 | Barnsley |
| CH | 30-11-2019 | Notts Forest | 0 - 1 | Cardiff |
| CH | 26-11-2019 | Cardiff | 1 - 0 | Stoke |
| CH | 23-11-2019 | Charlton | 2 - 2 | Cardiff |
| CH | 10-11-2019 | Cardiff | 0 - 1 | Bristol City |
| CH | 02-11-2019 | Cardiff | 4 - 2 | Birmingham |
| CH | 27-10-2019 | Swansea | 1 - 0 | Cardiff |
| CH | 22-10-2019 | Millwall | 2 - 2 | Cardiff |
| CH | 18-10-2019 | Cardiff | 1 - 1 | Sheffield Weds |
| CH | 05-10-2019 | West Brom | 4 - 2 | Cardiff |
| CH | 02-10-2019 | Cardiff | 3 - 0 | QPR |
| CH | 28-09-2019 | Hull | 2 - 2 | Cardiff |
| CH | 21-09-2019 | Cardiff | 1 - 0 | Middlesbrough |
| CH | 13-09-2019 | Derby | 1 - 1 | Cardiff |
| CH | 30-08-2019 | Cardiff | 1 - 1 | Fulham |
| CH | 24-08-2019 | Blackburn | 0 - 0 | Cardiff |
| CH | 21-08-2019 | Cardiff | 2 - 1 | Huddersfield |
| CH | 18-08-2019 | Reading | 3 - 0 | Cardiff |
| CH | 10-08-2019 | Cardiff | 2 - 1 | Luton |
| CH | 03-08-2019 | Wigan | 3 - 2 | Cardiff |