Gareth Cronin (born 18 February 1975) is an Irish football manager and former player.
Cronin had been assistant manager to Dermot Keely at Dublin City before the club went out of business in July 2006.
The following month, Gareth Cronin became manager at Waterford United where he spent over two full seasons before leaving on the 17 November 2008.
The Cork native took over as manager of Longford Town in June 2009 but left following the conclusion of the 2009 season.
He was a member of the senior management team at Aviva, the world's sixth biggest insurance group, leading the audit teams for the Irish business and UK general insurance business.
He is now the Chief Audit Officer for Allied Irish Banks PLC.