| Championship | 19/10/22 | Wigan Athletic | - | Middlesbrough FC | 1:4 | ||||
| Championship | 12/11/22 | Norwich City | - | Middlesbrough FC | 1:2 | ||||
| Championship | 29/12/22 | Blackburn Rovers | - | Middlesbrough FC | 1:2 |
| Championship | 19/10/22 | Wigan Athletic | - | Middlesbrough FC | 1:4 | ||||
| Championship | 12/11/22 | Norwich City | - | Middlesbrough FC | 1:2 | ||||
| Championship | 29/12/22 | Blackburn Rovers | - | Middlesbrough FC | 1:2 |
| Zackary Thomas Steffen | |
| Born: | 02.04.1995 |
| Place of birth: |
Coatesville, PA, 
USA |
| Nationality: |
USA
|
| Height: | 191 cm |
| Weight: | 86 kg |
| Position(s): | Goalkeeper |
| Foot: | right |
