The only long-term result of Knockavoe did not involve the O'Donnells and O'Neills, but rather the MacDonnells and Bissetts. The last Mac Eoin Bissett, Lord of the Glens of Antrim, was slain in the battle, allowing the increasingly strong MacDonnells to seize the lordship from the weakened Bissetts and establish themselves as one of the most prominent families in Ulster.