PLAYER
POS
DOB
CLUB
SINCE
HO
Henrik Ojamaa
FW
20.05.1991 (35)
Estonia Paide Linnameeskond2024
PO
Pat Onstad
GK
13.01.1968 (58)
CanadaRetired
—
DO
David Obua
DF
10.04.1984 (42)
UgandaRetired
—
AO
Alex Oxlade-Chamberlain
MF
15.08.1993 (33)
England
Celtic2026
JO
Juhani Ojala
DF
19.06.1989 (37)
Finland Gnistan2024
DO
Darren O'Dea
DF
04.02.1987 (39)
IrelandRetired
—
HO
Hyeon-Gyu Oh
FW
12.04.2001 (25)
South Korea
Beşiktaş2026
JO
Juwon Oshaniwa
DF
14.09.1990 (36)
NigeriaRetired
—
SO
Steven Old
DF
17.02.1986 (40)
New ZealandRetired
—
JO
Jordan Obita
DF
08.12.1993 (33)
Uganda Hibernian2023
MO
Matt O'Riley
MF
21.11.2000 (26)
Denmark
Olympique de Marseille2025 (Loan)
PO
Patrick O'Connell
DF
08.03.1887 (†)
IrelandDeceased
—
RO
Richard Odada
MF
25.11.2000 (26)
Kenya Dundee United2024
AO
Ange Oueifio
DF
29.03.1976 (50)
Rep. CentroafricanaRetired
—
KO
Kieran O'Hara
GK
22.04.1996 (30)
Ireland Dundee2025
AO
Alen Orman
DF
31.05.1978 (48)
AustriaRetired
—
JO
Jaakko Oksanen
MF
07.11.2000 (26)
Finland
Kairat2025
LO
Lee O'Connor
DF
28.07.2000 (26)
Ireland Tranmere Rovers2022
OO
Owen Oseni
FW
07.05.2003 (23)
Nigeria Plymouth Argyle2025
BO
Bobby Olejnik
GK
26.11.1986 (40)
AustriaRetired
—
FO
Funso Ojo
MF
28.08.1991 (35)
Belgium Port Vale2022
KO
Kazeem Olaigbe
MF
02.01.2003 (23)
Belgium Konyaspor2026 (Loan)
SO
Stéphane Oméonga
MF
27.03.1996 (30)
Belgium
Panserraikos2025
CO
Camille Oponga
DF
24.01.1978 (48)
CongoRetired
—
WO
Willi Oueifio
DF
19.01.1984 (42)
Rep. CentroafricanaRetired
—
JO
Jeppe Okkels
MF
27.07.1999 (27)
Denmark
Djurgårdens IF2025
KO
Keelan O'Connell
MF
30.11.1999 (27)
England Weymouth2022
GO
George Oakley
FW
18.11.1995 (31)
England Ayr United2024
TO
Tashan Oakley-Boothe
MF
14.02.2000 (26)
England Dunfermline Athletic2025
TO
Tope Obadeyi
FW
29.10.1989 (37)
England Alvechurch2025
JO
Jonathan Obika
FW
12.09.1990 (36)
EnglandRetired
—
AO
Ayo Obileye
DF
02.09.1994 (32)
EnglandFree Agent
—
EO
Eric Odhiambo
FW
12.05.1989 (37)
EnglandRetired
—
HO
Hakeem Odoffin
DF
13.04.1998 (28)
England Luton Town2025
OO
Odel Offiah
DF
26.10.2002 (24)
England Preston North End2025
RO
Richard Offiong
FW
17.12.1983 (43)
EnglandRetired
—
SO
Sheyi Ojo
MF
19.06.1997 (29)
England
Maribor2024
TO
Toyosi Olusanya
FW
14.10.1997 (29)
England Aberdeen2026 (Loan)
TO
Tobi Oluwayemi
GK
08.05.2003 (23)
England Celtic B2021
IO
Isaac Osbourne
MF
22.06.1986 (40)
EnglandRetired
—
AO
Aston Oxborough
GK
09.05.1998 (28)
England Dunfermline Athletic2026 (Loan)
MO
Mark Oxley
GK
28.09.1990 (36)
England Harrogate Town2021
DO
Daniel Oyegoke
DF
03.01.2003 (23)
England Hearts2024
JO
Juanma Ortiz
MF
01.03.1982 (44)
SpainRetired
—
AO
Armand Oné
FW
15.03.1983 (43)
FranceRetired
—
DO
Derick Osei
FW
10.09.1998 (28)
FranceFree Agent
—
AO
Abdul Osman
MF
27.02.1987 (39)
Ghana Sholing2024
MO
Marios Ogkmpoe
FW
10.10.1994 (32)
Greece
Persita Tangerang2024
VO
Vangelis Oikonomou
DF
18.07.1987 (39)
GreeceRetired
—
JO
Jim O'Brien
MF
28.09.1987 (39)
IrelandRetired
—