 Kearney won seven U21 caps whilst with Cork scoring once in a 1–0 victory over Italy.2005 saw Cork City and Kearney embark on a campaign that would ultimately see them win the league title on the final day, beating Derry City 2–0 in which Kearney scored the second goal.The club also progressed into the First Round of the UEFA Cup, having started as an unseeded side in the first qualifying round, eliminating FK Ekranas from Lithuania and the eventual Swedish champions Djurgårdens IF, before being knocked out by Slavia Prague.