David O'Leary History
| Clubs | Country | Position | NO | From | To | Loan |
|---|---|---|---|---|---|---|
 Arsenal | England | Defender | 01/07/1975 | 01/06/1993 | ||
 Leeds United | England | Defender | 01/06/1993 | 30/06/1994 |
| Country | Position | From | To |
|---|---|---|---|
 Republic of Ireland | Defender | 01/01/1976 | 31/12/1993 |
NO = Player number .