Clíodhna Ní Lionáin (born Coolgreaney, County Wexford, Ireland) is an Irish archaeologist. She was lead archaeologist for the Devinish project Dowth Hall in July 2018 that discovered a 5,500-year-old passage tomb Megalithic passage tomb, near both Dowth and Newgrange. Ní Lionáin described the discovery as "truly the find of a lifetime". References Sources Coolgreany's Clíodhna leads dig of immense importance Bray People Clíodhna Ní Lionáin Humanities Institute | UCD Humanities Institute (HI) 20th-century Irish historians 21st-century Irish historians Irish archaeologists People from County Meath Year of birth missing (living people) Living people Irish women archaeologists