PLAYER
POS
DOB
CLUB
SINCE
PO
Peter Odemwingie
FW
15.07.1981 (45)
NigeriaRetired
—
MO
Martin Olsson
DF
17.05.1988 (38)
Sweden Malmö FF2021
SO
Seyi Olofinjana
MF
12.06.1980 (46)
NigeriaRetired
—
CO
Callum O'Dowda
FW
23.04.1995 (31)
Ireland
Ferencváros2025
QO
Quincy Owusu-Abeyie
FW
15.04.1986 (40)
GhanaRetired
—
MO
Majed Osman
MF
09.06.1994 (32)
Lebanon
Persik Kediri2024
RO
Russell Osman
DF
14.02.1959 (67)
EnglandRetired
—
MO
Michael Obafemi
FW
06.06.2000 (26)
Ireland Blackpool2026 (Loan)
JO
Jackie O'Driscoll
MF
20.09.1921 (†)
IrelandDeceased
—
GO
Gabriel Osho
DF
14.08.1998 (28)
Nigeria
Cardiff City2025
AO
Arthur Okonkwo
GK
09.09.2001 (25)
Nigeria Wrexham2024
MO
Matthew Olosunde
DF
07.03.1998 (28)
United StatesFree Agent
—
LO
Lewis O'Brien
MF
14.10.1998 (28)
England Wrexham2025
SO
Stuart O'Keefe
MF
04.03.1991 (35)
England Chatham Town2024
SO
Sheyi Ojo
MF
19.06.1997 (29)
England
Maribor2024
JO
Jordi Osei-Tutu
DF
02.10.1998 (28)
England Bolton Wanderers2024
AO
Andrea Orlandi
MF
03.08.1984 (42)
SpainRetired
—
AO
Armand Oné
FW
15.03.1983 (43)
FranceRetired
—
NO
Nathaniel Opoku
FW
09.02.2001 (25)
Ghana Newport County2025 (Loan)
MO
Mark O'Brien
DF
20.11.1992 (34)
IrelandRetired
—
EO
Eoghan O'Connell
DF
13.08.1995 (31)
IrelandFree Agent
—
TO
Thomas O'Connor
DF
21.04.1999 (27)
Ireland Peterborough United2025 (Loan)
WO
Wayne O'Sullivan
MF
25.02.1974 (52)
IrelandRetired
—
AO
Armstrong Oko-Flex
MF
02.03.2002 (24)
Ireland
Levski Sofia2026
EO
Emmanuel Osadebe
MF
01.10.1996 (30)
Ireland Barnet2025
JO
Jakub Ojrzyński
GK
19.02.2003 (23)
Poland Liverpool Reserves2021
EO
Eddie Odhiambo
DF
31.08.1985 (41)
TanzaniaRetired
—