Lough Bunny () is a freshwater lake in the Burren, County Clare, Ireland.
Lough Bunny measures about long and wide. It lies about southwest of Gort near the village of Boston.
Lough Bunny has no permanent inflow or outflow. It is fed by springs and drains into fissures around the lake's northern end. The lake is oligotrophic.
Fish species in Lough Bunny include perch, rudd, pike and the critically endangered European eel.
The lake lies within the jurisdiction of Clare County Council, and is within the Mid-West Region of Ireland. Lough Bunny is within the Burren and Cliffs of Moher Geopark, the Burren National Park, and the East Burren Complex Special Area of Conservation, overseen by the National Parks and Wildlife Service.