Career
He plays hurling with his local club Croom and with the Limerick senior inter-county team. He also plays with the Limerick senior football team. Club O'Riordan plays his club hurling with his local Croom club and has enjoyed some success.
Inter-county By this stage he had already joined the county senior team, however, Limerick's hurling fortunes were about to take a dramatic downturn. Limerick later gained revenge by defeating 'the Decies' in the subsequent All-Ireland semi-final, setting up an All-Ireland final meeting with Kilkenny on 2 September 2007. In 2009 he played in the Munster Senior Championship final but lost out by a point Cork.
All-Ireland Under-21 Championship (2): 2000, 2001 Munster Under-21 Championship (2): 2000, 2001 National League, Division 2 (1): 2011 Munster Under-21 Championship (1): 2000 National League, Division 4 (1): 2010.