Maccus mac Arailt, or Maccus Haraldsson, was a tenth-century King of the Isles. Although his parentage is uncertain, surviving evidence suggests that he was the son of Harald Sigtryggson, also known a
One of two near-contemporary crosses at Penmon. The crosses are evidence that Penmon was the site of a significant ecclesiastical centre on Anglesey, and the multicultural artistry displayed upon them exemplifies the fact that Anglesey was part of the Irish Sea cultural zone.
The name of Edgar as it appears on folio 142v of British Library Cotton Tiberius B I (the "C" version of the Anglo-Saxon Chronicle): "Eadgar Angla cing".
An early twentieth-century depiction of Edgar being rowed down the River Dee by eight kings. According to the Anglo-Saxon Chronicle, Edgar met six kings at Chester. By the twelfth century, chroniclers alleged that eight kings rowed Edgar down the river in an act of submission. One of these eight seems to have been Maccus himself.
The remaining monastic ruins on Scattery Island include a round tower and church building.
Lagmann mac Gofraid may have been an early eleventh-century ruler of the Kingdom of the Isles. He seems to have been a son of Gofraid mac Arailt, King of the Isles, and was likely a member of the Uí Í
The name of Amlaíb mac Lagmainn, Lagmann's apparent son, as it appears on folio 36v of Oxford Bodleian Library Rawlinson B 489 (the Annals of Ulster).