Beinn Fhionnlaidh is a Munro of 959.4 m in Argyll and Bute. All four of its nearest neighbours lie to the north, so it stands at the southern edge of its group.
On the Munros height ladder it sits between Stuc an Lochain (959.5 m) and Meall Glas (959.3 m). The summit is marked by a trig point.