¹⁹Duffy, Seán. "Brian Boru at the Battle of Clontarf: A Medieval Version of 1916?" Irish Times. Web. 09 Apr. 2014. <http://www.irishtimes.com/culture/heritage/brian-boru-at-the-battle-of-clontarf-a-medieval-version-of-1916-1.1667155>.
Brian Boru's grandson, Tairdelbach, who was Murchad's son, was also killed in the battle.
The medieval harp known as "Brian Boru's Harp" (also known as the Trinity College Harp) likely dates from the 15th century. Its iconic shape may be noted here.