Eamonn Callaghan is a former who played at senior level for the Kildare county team. He captained his county.[
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In 2011, Callaghan was part of the Ireland team that won the 2011 International Rules Series against Australia by 130 to 65.
Alongside Kildare veteran Eoin Doyle as manager, Callaghan won a Kildare SFC with Naas (its first for more than three decades) in 2021 and the club then advanced to the Leinster Club SFC final.[ In August 2022, he joined the Carlow senior football team as a performance coach under the management of Niall Carew.]