International Eligibility & Player Data
Middlesbrough players
Every football player who has represented England club Middlesbrough at any point in their career, from their most capped internationals to those who spent just one season at the club.
9 players of 350 total
AllActiveRetired
ALLABCDEFGHIJKLMNOPQRSTVWYZ
PLAYER
POS
DOB
CLUB
SINCE
JO
John Obi Mikel
MF
22.04.1987 (39)
NGANigeria
Retired
—
KO
Kenneth Omeruo
DF
17.10.1993 (33)
NGANigeria
Free Agent
—
PO
Paul Okon
DF
05.04.1972 (54)
AUSAustralia
Retired
—
KO
Keith O'Neill
MF
16.02.1976 (50)
IRLIreland
Retired
—
BO
Bartholomew Ogbeche
FW
01.10.1984 (42)
NGANigeria
Retired
—
HO
Heini Otto
MF
24.08.1954 (72)
NEDNetherlands
Retired
—
LO
Lewis O'Brien
MF
14.10.1998 (28)
ENGEngland
WAL Wrexham
2025
TO
Toyosi Olusanya
FW
14.10.1997 (29)
ENGEngland
SCO Aberdeen
2026 (Loan)
JO
Jay O'Shea
MF
10.08.1988 (38)
IRLIreland
AUS Brisbane Roar
2019

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