Eileen O'Keeffe is a former female hammer thrower from Ireland. Her personal best throw of 73.21 metres, achieved in July 2007 at the national championships in Dublin, is the Irish record for the event. Over her career, she represented Ireland at the 2008 Beijing Olympics, competed three times at the World Championships in Athletics, and took part in the European Athletics Championships on two occasions. She won nine consecutive national hammer titles and also six titles in the discus throw.