| Championship | 21/08/21 | Cardiff City | - | Millwall FC | 3:1 | ||||
| Championship | 12/02/22 | Millwall FC | - | Cardiff City | 2:1 |  |
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| Championship | 01/10/24 | Cardiff City | - | Millwall FC | 1:0 | ||||
| Championship | 21/01/25 | Millwall FC | - | Cardiff City | 2:2 |
| Championship | 21/08/21 | Cardiff City | - | Millwall FC | 3:1 | ||||
| Championship | 12/02/22 | Millwall FC | - | Cardiff City | 2:1 | |
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| Championship | 01/10/24 | Cardiff City | - | Millwall FC | 1:0 | ||||
| Championship | 21/01/25 | Millwall FC | - | Cardiff City | 2:2 |
| Joel Matthew Bagan | |
| Born: | 03.09.2001 |
| Place of birth: |
Bssingstoke, 
England |
| Nationality: |
Ireland
England |
| Height: | 193 cm |
| Weight: | 76 kg |
| Position(s): | Left Back |
| Foot: | left |