Kieran Denvir (Irish: Ciarán Denvir; January 1932 – 9 August 2022) was a Gaelic footballer and hurler from Northern Ireland. He was a member of the Down senior football team from the early 1950s until 1960. At club level he played with numerous teams, including Kilclief, University College Dublin, Ballina Stephenites, and Greencastle.