Óengus Osrithe son of Criomthann Mór (son of Iar mac Sétnai) and his wife Cindnit, daughter of Dáire mac Degad and Morand, was the semi-legendary first king and eponymous ancestor of the Osraige people of Ireland.
[1] His supposed floruit lies in the late first or early second century AD.
[3] He wedded Side, daughter of the druid Delbath, brother of Mogh Ruth, and is buried in the tumulus in Kilcullen, Co.
He appears in a number of surviving tribal genealogies, notably in MS Rawlinson B 502.
He is named with his father, mother and maternal grandfather in the Banshenchas: "Oengus Ossory son of Cremthand, his mother was blameless Cindnit daughter of Daire Dord son of Dedad.