Cummascach mac Flainn

Cummascach mac Flainn (died 757) was a king of the Uí Failge, a Laigin people of County Offaly. He was one of the many sons of Fland Dá Chongal, a previous king.^[1] He ruled from 755 to 757.^[2] He was the first of Fland's sons by Érenach, daughter of Murchad Midi (died 715) of Uisnech to hold the throne.^{[citation needed]}

Not mentioned in the Annals of Ulster, the Annals of Tigernach record that he was slain in 757 by Máel Dúin mac Áedo (died 786), King of Munster.^[3]