David Anthony O'Leary (born 2 May 1958) is a football manager and former player. The majority of his 20-year playing career was spent as a central defender at Arsenal, where his tally of 722 appearances stands as a club record. He played 68 times for the Republic of Ireland from 1976 to 1993, and was part of the squad that reached the quarter-finals of the 1990 FIFA World Cup. Wikipedia
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