Middlesbrough
Official Name: Middlesbrough Football Club
Formed: 1876 Ground: Riverside Stadium (34,742) Manager: Aitor Karanka [ESP]
| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | Previous Club |
| 1 | Dimitrios Konstantopoulos | GRE | G | 1.93 | 90 | 29-11-78 | Thessaloniki | AEK |
| 2 | Damiá | ESP | D | 1.88 | 77 | 15-04-82 | Figueras | Osasuna |
| 3 | George Friend | ENG | D | 1.88 | 83 | 19-10-87 | Barnstaple | Doncaster R |
| 4 | Daniel Ayala | ESP | D | 1.91 | 84 | 07-11-90 | El Saucejo | Norwich C |
| 5 | Ritchie De Laet | BEL | D | 1.86 | 77 | 28-11-88 | Antwerp | Leicester C |
| 6 | Ben Gibson | ENG | D | 1.85 | 78 | 15-01-93 | Nunthorpe | None |
| 7 | Grant Leadbitter | ENG | M | 1.75 | 65 | 07-06-86 | Chester-le-Street | Ipswich T |
| 8 | Adam Clayton | ENG | M | 1.75 | 75 | 14-01-89 | Manchester | Huddersfield T |
| 9 | Jordan Rhodes | SCO | F | 1.85 | 71 | 05-02-90 | Oldham | Blackburn R |
| 10 | Carlos de Pena | URU | M | 1.77 | 74 | 11-03-92 | Montevideo | Nacional [URU] |
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| 13 | Tomás Mejías | ESP | G | 1.94 | 81 | 30-01-89 | Madrid | Real Madrid |
| 14 | Rhys Williams | AUS | D | 1.87 | 72 | 07-07-88 | Perth [AUS] | ECU Joondalup |
| 15 | Alex John-Baptiste | ENG | D | 1.80 | 74 | 31-01-86 | Sutton-in-Ashfield | Bolton W |
| 16 | Julien de Sart | BEL | M | 1.86 | 69 | 23-12-94 | Waremme | Standard Liège |
| 17 | James Husband | ENG | D | 1.80 | 65 | 03-01-94 | Leeds | Doncaster R |
| 18 | Christian Stuani | URU | F | 1.85 | 74 | 12-10-86 | Tala | Espanyol |
| 19 | Stewart Downing | ENG | M | 1.80 | 64 | 22-07-84 | Middlesbrough | West Ham U |
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| 21 | Gastón Ramírez | URU | M | 1.83 | 77 | 02-12-90 | Fray Bentos | Southampton |
| 22 | Dael Fry | ENG | D | 1.85 | 72 | 30-08-97 | Middlesbrough | None |
| 23 | Kike Sola | ESP | F | 1.84 | 84 | 25-02-86 | Tudela | Athletic Bilbao |
| 24 | Emilio Nsue | EQG | M | 1.78 | 75 | 30-09-89 | Palma de Mallorca | Mallorca |
| 25 | Michael Agazzi | ITA | G | 1.89 | 85 | 03-07-84 | Ponte San Pietro | Milan |
| 26 | Tomáš Kalas | CZE | D | 1.84 | 71 | 15-05-93 | Olomouc | Chelsea |
| 27 | Albert Adomah | GHA | M | 1.85 | 74 | 13-12-87 | Lambeth | Bristol C |
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| 33 | Lewis Maloney | ENG | M | 1.72 | 69 | 05-05-95 | Middlesbrough | None |
| 34 | Adam Forshaw | ENG | M | 1.85 | 71 | 08-10-91 | Liverpool | Wigan Ath |
| 35 | David Nugent | ENG | F | 1.80 | 76 | 02-05-85 | Liverpool | Leicester C |
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| 37 | Mark Kitching | ENG | D | 1.88 | 74 | 04-09-95 | Guisborough | None |
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| 39 | Jonathan Woodgate | ENG | D | 1.89 | 80 | 22-01-80 | Middlesbrough | Stoke C |
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Players no longer at this club |
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| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | New Club |
| 20 | Adam Reach | ENG | D | 1.85 | 73 | 03-02-93 | Gateshead | Preston NE (On Loan) |
| 16 | Jack Stephens | ENG | D | 1.85 | 84 | 27-01-94 | Torpoint | Southampton |
| 36 | Bruno Zuculini | ARG | M | 1.78 | 72 | 02-04-93 | Escobar | Manchester C |
| 32 | Adam Jackson | ENG | D | 1.87 | 78 | 18-05-94 | Darlington | Hartlepool U (On Loan) |
| 11 | Mustapha Carayol | GAM | M | 1.77 | 75 | 10-06-89 | Banjul | Leeds U (On Loan) |
| 30 | Yanic Wildschut | NED | F | 1.87 | 86 | 01-11-91 | Amsterdam | Wigan Ath |
| 31 | Diego Fabbrini | ITA | F | 1.81 | 66 | 31-07-90 | San Giuliano Terme | Watford |
| 5 | Fernando Amorebieta | VEN | D | 1.92 | 85 | 21-03-85 | Iurreta | Fulham |
| 9 | Kike | ESP | F | 1.86 | 79 | 25-11-89 | Motilla del Palancar | Eibar |