High King of Ireland was a royal title in Gaelic Ireland held by those who had, or who are claimed to have had, lordship over all of Ireland. The title was held by historical kings and was also assign
Anachronistic depiction of High King Brian Boru
High kings were traditionally installed on the Hill of Tara. The Lia Fáil (pictured) shouted the rightful king's name when he placed his foot on it, according to tradition.
Máel Sechnaill mac Máel Ruanaida, also known as Máel Sechnaill I, anglicised as Malachy MacMulrooney was High King of Ireland. The Annals of Ulster use the Old Irish title rí hÉrenn uile, that is "kin
High King of Ireland
…building works, land, and protection. The concept of a high king was occasionally recorded in various annals, such as an entry regarding the death of Máel Sechnaill mac Máele Ruanaid in 862 in the Annals of Ulster, which lists him as rí Érenn uile (king of all Ireland), a title which his successor Aed Finliath apparently never was…
Cross of the Scriptures, Clonmacnoise, commissioned by Máel Sechnaill's son Flann Sinna and erected in 901. Simpler crosses were erected by Máel Sechnaill, including the south cross at Clonmacnoise and those at Kinnitty and Killamery by Kilkenny.
Killamery High Cross, County Kilkenny, bears the inscription OR DO MAELSECHNAILL, "a prayer for Máel Sechnaill", and was erected in the ninth century.