To the immediate northeast of Binn Chaonaigh, at the end of a long rocky spur, lies the subsidiary peak of Binn Mhairg (meaning peak of woe) at ; it has also been called Slievenaroy. Binn Mharig's prominence of qualifies it as a Vandeleur-Lynam, however its location off the main central ridge of the Maumturks range, mean that it is a less frequented peak.