Players A–Z
Players — O
21players with surnames beginning O.
| Player | Position | Born | Apps | Goals |
|---|---|---|---|---|
| O'Brien, Andy | DF | 29 Jun 1979 | 39 | 2 |
| O'Brien, George | IF | 22 Nov 1935 | 44 | 6 |
| O'Connor, Paudie | DF | 14 Jul 1997 | 4 | — |
| O'Dea, Darren | DF | 4 Feb 1987 | 38 | 2 |
| O'Doherty, Eugene | IF | 10 Mar 1905 | 2 | 1 |
| O'Donnell, Chris | DF | 26 May 1968 | — | — |
| O'Grady, Harry | IF | 16 Mar 1907 | 9 | 2 |
| O'Grady, Mike | WG | 11 Oct 1942 | 120 | 17 |
| O'Hare, John | FW | 24 Sep 1946 | 7 | 1 |
| O'Kane, Eunan | MF | 10 Jul 1990 | 58 | — |
| O'Leary, David | DF | 2 May 1958 | 10 | — |
| O'Neill, Jimmy | DF | 24 Feb 1952 | — | — |
| Oduor, Clarke | MF | 25 Jun 1999 | 1 | — |
| Okafor, Noah | WG | 24 May 2000 | 3 | — |
| Okon, Paul | MF | 5 Apr 1972 | 22 | — |
| Olembe, Salomon | MF | 8 Dec 1980 | 14 | — |
| Oliveira Tavares, Adryan | MF | 10 Aug 1994 | 13 | — |
| Ormerod, Brett | FW | 18 Oct 1976 | 6 | — |
| Ormsby, Brendon | DF | 1 Oct 1960 | 57 | 7 |
| Oster, John | MF | 8 Dec 1978 | 8 | 1 |
| Overfield, Jack | WG | 14 May 1932 | 163 | 20 |