Middlesbrough: Squad
ClubMen
| No. | Player name | Position | Age | Nationality | Market value |
|---|---|---|---|---|---|
| 32 |  Joe Wildsmith | Goalkeeper | 31 |  England | 350K € |
| 33 |  Jon McLaughlin | Goalkeeper | 39 |  Scotland | 50K € |
| 1 |  Seny Dieng | Goalkeeper | 32 |  Senegal | 1.2M € |
| 31 |  Solomon Brynn | Goalkeeper | 26 | England | 7.0M € |
| 29 |  A.Malanda | Defender | 25 |  France | 6.0M € |
| 24 |  Alex Bangura | Defender | 27 |  Sierra Leone | 700K € |
| 5 |  Alfie Jones | Defender | 29 |  Canada | 6.0M € |
| 2 |  Callum Brittain | Defender | 29 | England | 5.0M € |
| 6 |  Dael Fry | Defender | 29 | England | 4.0M € |
| 26 |  Darragh Lenihan | Defender | 33 |  Republic of Ireland | 800K € |
| 15 |  Finley Munroe | Defender | 22 | 250K € | |
| 25 |  George Edmundson | Defender | 29 | England | 750K € |
| 40 |  George Mark McCormick | Defender | 22 | England | 75K € |
| 12 |  Luke Ayling | Defender | 35 | England | 400K € |
| 3 |  Matt Targett | Defender | 31 | England | 3.5M € |
| 18 |  Aidan Morris | Midfielder | 25 |  United States | 9.0M € |
| 16 |  Alan Browne | Midfielder | 31 | Republic of Ireland | 2.0M € |
| 14 |  Alexander George Henry Gilbert | Midfielder | 25 | Republic of Ireland | 800K € |
| 7 |  Hayden Hackney | Midfielder | 24 | England | 28.0M € |
| 28 |  Law Mccabe | Midfielder | 21 | England | 100K € |
| 23 |  Leo Castledine | Midfielder | 21 | England | 2.0M € |
| 8 |  Riley McGree | Midfielder | 28 |  Australia | 2.8M € |
| 13 |  David Strelec | Forward | 25 |  Slovakia | 7.5M € |
| 45 |  Jeremy Sarmiento | Forward | 24 |  Ecuador | 5.0M € |
| 20 |  Mamadou Kaly·Sene | Forward | 25 | Senegal | 2.0M € |
| 17 |  Micah Hamilton | Forward | 23 | England | 2.5M € |
| 11 |  Morgan Whittaker | Forward | 26 | England | 16.0M € |
| 22 |  Samuel Silvera | Forward | 26 | Australia | 1.2M € |
| 27 |  Sontje Hansen | Forward | 24 | 4.0M € | |
| 9 |  Tommy Conway | Forward | 24 | Scotland | 10.0M € |